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Finding the Fourth Proportional to 29,999.08, 44,989.02 and 20,737

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Solution

The fourth proportional to 29,999.08, 44,989.02 and 20,737 is: 31,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,999.08 : 44,989.02 = 20,737 : x
  2. Step 2: Convert to fraction form
    29,999.08/44,989.02 = 20,737/x
  3. Step 3: Cross multiply
    29,999.08x = 44,989.02 × 20,737
  4. Step 4: Simplify right side
    29,999.08x = 932,937,307.74
  5. Step 5: Solve for x
    x = 932,937,307.74/29,999.08
  6. Step 6: Final answer
    x = 31,098.86

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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.