Home / 36,439.60-54,659.40-23,306.80

Finding the Fourth Proportional to 36,439.60, 54,659.40 and 23,306.80

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Solution

The fourth proportional to 36,439.60, 54,659.40 and 23,306.80 is: 34,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.60 : 54,659.40 = 23,306.80 : x
  2. Step 2: Convert to fraction form
    36,439.60/54,659.40 = 23,306.80/x
  3. Step 3: Cross multiply
    36,439.60x = 54,659.40 × 23,306.80
  4. Step 4: Simplify right side
    36,439.60x = 1,273,935,703.92
  5. Step 5: Solve for x
    x = 1,273,935,703.92/36,439.60
  6. Step 6: Final answer
    x = 34,960.20

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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.