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Finding the Fourth Proportional to 16,572.59, 24,867.99 and 7,807.28

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Solution

The fourth proportional to 16,572.59, 24,867.99 and 7,807.28 is: 11,715.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,572.59 : 24,867.99 = 7,807.28 : x
  2. Step 2: Convert to fraction form
    16,572.59/24,867.99 = 7,807.28/x
  3. Step 3: Cross multiply
    16,572.59x = 24,867.99 × 7,807.28
  4. Step 4: Simplify right side
    16,572.59x = 194,151,236.63
  5. Step 5: Solve for x
    x = 194,151,236.63/16,572.59
  6. Step 6: Final answer
    x = 11,715.21

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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.