Home / 12,066.27-16,651.23-6,761.07

Finding the Fourth Proportional to 12,066.27, 16,651.23 and 6,761.07

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Solution

The fourth proportional to 12,066.27, 16,651.23 and 6,761.07 is: 9,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066.27 : 16,651.23 = 6,761.07 : x
  2. Step 2: Convert to fraction form
    12,066.27/16,651.23 = 6,761.07/x
  3. Step 3: Cross multiply
    12,066.27x = 16,651.23 × 6,761.07
  4. Step 4: Simplify right side
    12,066.27x = 112,580,131.62
  5. Step 5: Solve for x
    x = 112,580,131.62/12,066.27
  6. Step 6: Final answer
    x = 9,330.15

Related Problems

Find fourth proportional to 6,033.14, 8,325.62 and 3,380.54
Half scale
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Double scale
Find fourth proportional to 12,067.27, 16,652.61 and 6,762.07
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.