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Finding the Fourth Proportional to 32,339.32, 44,640.06 and 20,410.42

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Solution

The fourth proportional to 32,339.32, 44,640.06 and 20,410.42 is: 28,173.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,339.32 : 44,640.06 = 20,410.42 : x
  2. Step 2: Convert to fraction form
    32,339.32/44,640.06 = 20,410.42/x
  3. Step 3: Cross multiply
    32,339.32x = 44,640.06 × 20,410.42
  4. Step 4: Simplify right side
    32,339.32x = 911,122,373.43
  5. Step 5: Solve for x
    x = 911,122,373.43/32,339.32
  6. Step 6: Final answer
    x = 28,173.83

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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.