Home / 14,087.32-21,130.98-5,767.48

Finding the Fourth Proportional to 14,087.32, 21,130.98 and 5,767.48

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Solution

The fourth proportional to 14,087.32, 21,130.98 and 5,767.48 is: 8,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.32 : 21,130.98 = 5,767.48 : x
  2. Step 2: Convert to fraction form
    14,087.32/21,130.98 = 5,767.48/x
  3. Step 3: Cross multiply
    14,087.32x = 21,130.98 × 5,767.48
  4. Step 4: Simplify right side
    14,087.32x = 121,872,504.53
  5. Step 5: Solve for x
    x = 121,872,504.53/14,087.32
  6. Step 6: Final answer
    x = 8,651.22

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.