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Finding the Fourth Proportional to 32,389.92, 44,644.32 and 25,663.68

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Solution

The fourth proportional to 32,389.92, 44,644.32 and 25,663.68 is: 35,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,389.92 : 44,644.32 = 25,663.68 : x
  2. Step 2: Convert to fraction form
    32,389.92/44,644.32 = 25,663.68/x
  3. Step 3: Cross multiply
    32,389.92x = 44,644.32 × 25,663.68
  4. Step 4: Simplify right side
    32,389.92x = 1,145,737,542.30
  5. Step 5: Solve for x
    x = 1,145,737,542.30/32,389.92
  6. Step 6: Final answer
    x = 35,373.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.