Home / 15,727.71-23,591.57-14,167.65

Finding the Fourth Proportional to 15,727.71, 23,591.57 and 14,167.65

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Solution

The fourth proportional to 15,727.71, 23,591.57 and 14,167.65 is: 21,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,727.71 : 23,591.57 = 14,167.65 : x
  2. Step 2: Convert to fraction form
    15,727.71/23,591.57 = 14,167.65/x
  3. Step 3: Cross multiply
    15,727.71x = 23,591.57 × 14,167.65
  4. Step 4: Simplify right side
    15,727.71x = 334,237,035.87
  5. Step 5: Solve for x
    x = 334,237,035.87/15,727.71
  6. Step 6: Final answer
    x = 21,251.48

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Half scale
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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.