Home / 40,923.20-61,352.40-22,455.20

Finding the Fourth Proportional to 40,923.20, 61,352.40 and 22,455.20

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Solution

The fourth proportional to 40,923.20, 61,352.40 and 22,455.20 is: 33,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,923.20 : 61,352.40 = 22,455.20 : x
  2. Step 2: Convert to fraction form
    40,923.20/61,352.40 = 22,455.20/x
  3. Step 3: Cross multiply
    40,923.20x = 61,352.40 × 22,455.20
  4. Step 4: Simplify right side
    40,923.20x = 1,377,680,412.48
  5. Step 5: Solve for x
    x = 1,377,680,412.48/40,923.20
  6. Step 6: Final answer
    x = 33,665.02

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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.