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Finding the Fourth Proportional to 29,703.80, 44,531.03 and 15,655.98

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Solution

The fourth proportional to 29,703.80, 44,531.03 and 15,655.98 is: 23,470.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,703.80 : 44,531.03 = 15,655.98 : x
  2. Step 2: Convert to fraction form
    29,703.80/44,531.03 = 15,655.98/x
  3. Step 3: Cross multiply
    29,703.80x = 44,531.03 × 15,655.98
  4. Step 4: Simplify right side
    29,703.80x = 697,176,915.06
  5. Step 5: Solve for x
    x = 697,176,915.06/29,703.80
  6. Step 6: Final answer
    x = 23,470.97

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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.