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Finding the Fourth Proportional to 63,635.52, 95,457.76 and 16,888

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Solution

The fourth proportional to 63,635.52, 95,457.76 and 16,888 is: 25,333.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,635.52 : 95,457.76 = 16,888 : x
  2. Step 2: Convert to fraction form
    63,635.52/95,457.76 = 16,888/x
  3. Step 3: Cross multiply
    63,635.52x = 95,457.76 × 16,888
  4. Step 4: Simplify right side
    63,635.52x = 1,612,090,650.88
  5. Step 5: Solve for x
    x = 1,612,090,650.88/63,635.52
  6. Step 6: Final answer
    x = 25,333.19

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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.