Home / 14,191.71-21,287.57-4,331.04

Finding the Fourth Proportional to 14,191.71, 21,287.57 and 4,331.04

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Solution

The fourth proportional to 14,191.71, 21,287.57 and 4,331.04 is: 6,496.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.71 : 21,287.57 = 4,331.04 : x
  2. Step 2: Convert to fraction form
    14,191.71/21,287.57 = 4,331.04/x
  3. Step 3: Cross multiply
    14,191.71x = 21,287.57 × 4,331.04
  4. Step 4: Simplify right side
    14,191.71x = 92,197,317.17
  5. Step 5: Solve for x
    x = 92,197,317.17/14,191.71
  6. Step 6: Final answer
    x = 6,496.56

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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.