Home / 40,601.60-60,902.40-38,348.80

Finding the Fourth Proportional to 40,601.60, 60,902.40 and 38,348.80

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Solution

The fourth proportional to 40,601.60, 60,902.40 and 38,348.80 is: 57,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,601.60 : 60,902.40 = 38,348.80 : x
  2. Step 2: Convert to fraction form
    40,601.60/60,902.40 = 38,348.80/x
  3. Step 3: Cross multiply
    40,601.60x = 60,902.40 × 38,348.80
  4. Step 4: Simplify right side
    40,601.60x = 2,335,533,957.12
  5. Step 5: Solve for x
    x = 2,335,533,957.12/40,601.60
  6. Step 6: Final answer
    x = 57,523.20

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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.