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Finding the Fourth Proportional to 32,407.62, 44,721.72 and 18,798.06

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Solution

The fourth proportional to 32,407.62, 44,721.72 and 18,798.06 is: 25,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,407.62 : 44,721.72 = 18,798.06 : x
  2. Step 2: Convert to fraction form
    32,407.62/44,721.72 = 18,798.06/x
  3. Step 3: Cross multiply
    32,407.62x = 44,721.72 × 18,798.06
  4. Step 4: Simplify right side
    32,407.62x = 840,681,575.86
  5. Step 5: Solve for x
    x = 840,681,575.86/32,407.62
  6. Step 6: Final answer
    x = 25,940.86

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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.