Home / 48,327.20-72,490.80-17,165.60

Finding the Fourth Proportional to 48,327.20, 72,490.80 and 17,165.60

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Solution

The fourth proportional to 48,327.20, 72,490.80 and 17,165.60 is: 25,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,327.20 : 72,490.80 = 17,165.60 : x
  2. Step 2: Convert to fraction form
    48,327.20/72,490.80 = 17,165.60/x
  3. Step 3: Cross multiply
    48,327.20x = 72,490.80 × 17,165.60
  4. Step 4: Simplify right side
    48,327.20x = 1,244,348,076.48
  5. Step 5: Solve for x
    x = 1,244,348,076.48/48,327.20
  6. Step 6: Final answer
    x = 25,748.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.