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Finding the Fourth Proportional to 32,425.92, 44,746.92 and 18,278.46

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Solution

The fourth proportional to 32,425.92, 44,746.92 and 18,278.46 is: 25,223.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,425.92 : 44,746.92 = 18,278.46 : x
  2. Step 2: Convert to fraction form
    32,425.92/44,746.92 = 18,278.46/x
  3. Step 3: Cross multiply
    32,425.92x = 44,746.92 × 18,278.46
  4. Step 4: Simplify right side
    32,425.92x = 817,904,787.34
  5. Step 5: Solve for x
    x = 817,904,787.34/32,425.92
  6. Step 6: Final answer
    x = 25,223.80

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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.