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Finding the Fourth Proportional to 14,593.28, 21,887.28 and 4,731.20

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Solution

The fourth proportional to 14,593.28, 21,887.28 and 4,731.20 is: 7,095.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,593.28 : 21,887.28 = 4,731.20 : x
  2. Step 2: Convert to fraction form
    14,593.28/21,887.28 = 4,731.20/x
  3. Step 3: Cross multiply
    14,593.28x = 21,887.28 × 4,731.20
  4. Step 4: Simplify right side
    14,593.28x = 103,553,099.14
  5. Step 5: Solve for x
    x = 103,553,099.14/14,593.28
  6. Step 6: Final answer
    x = 7,095.94

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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.