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Finding the Fourth Proportional to 41,671.60, 57,446.88 and 29,714.16

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Solution

The fourth proportional to 41,671.60, 57,446.88 and 29,714.16 is: 40,962.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,671.60 : 57,446.88 = 29,714.16 : x
  2. Step 2: Convert to fraction form
    41,671.60/57,446.88 = 29,714.16/x
  3. Step 3: Cross multiply
    41,671.60x = 57,446.88 × 29,714.16
  4. Step 4: Simplify right side
    41,671.60x = 1,706,985,783.82
  5. Step 5: Solve for x
    x = 1,706,985,783.82/41,671.60
  6. Step 6: Final answer
    x = 40,962.81

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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.