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Finding the Fourth Proportional to 14,995.71, 22,493.97 and 6,115.14

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Solution

The fourth proportional to 14,995.71, 22,493.97 and 6,115.14 is: 9,172.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,995.71 : 22,493.97 = 6,115.14 : x
  2. Step 2: Convert to fraction form
    14,995.71/22,493.97 = 6,115.14/x
  3. Step 3: Cross multiply
    14,995.71x = 22,493.97 × 6,115.14
  4. Step 4: Simplify right side
    14,995.71x = 137,553,775.71
  5. Step 5: Solve for x
    x = 137,553,775.71/14,995.71
  6. Step 6: Final answer
    x = 9,172.88

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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.