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Finding the Fourth Proportional to 19,915.37, 29,877.92 and 6,064.37

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Solution

The fourth proportional to 19,915.37, 29,877.92 and 6,064.37 is: 9,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,915.37 : 29,877.92 = 6,064.37 : x
  2. Step 2: Convert to fraction form
    19,915.37/29,877.92 = 6,064.37/x
  3. Step 3: Cross multiply
    19,915.37x = 29,877.92 × 6,064.37
  4. Step 4: Simplify right side
    19,915.37x = 181,190,761.71
  5. Step 5: Solve for x
    x = 181,190,761.71/19,915.37
  6. Step 6: Final answer
    x = 9,098.04

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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.