Home / 22,135.66-30,546.81-12,064.19

Finding the Fourth Proportional to 22,135.66, 30,546.81 and 12,064.19

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Solution

The fourth proportional to 22,135.66, 30,546.81 and 12,064.19 is: 16,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135.66 : 30,546.81 = 12,064.19 : x
  2. Step 2: Convert to fraction form
    22,135.66/30,546.81 = 12,064.19/x
  3. Step 3: Cross multiply
    22,135.66x = 30,546.81 × 12,064.19
  4. Step 4: Simplify right side
    22,135.66x = 368,522,367.00
  5. Step 5: Solve for x
    x = 368,522,367.00/22,135.66
  6. Step 6: Final answer
    x = 16,648.36

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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.