Home / 42,318.22-63,515.40-22,613.62

Finding the Fourth Proportional to 42,318.22, 63,515.40 and 22,613.62

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Solution

The fourth proportional to 42,318.22, 63,515.40 and 22,613.62 is: 33,940.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.22 : 63,515.40 = 22,613.62 : x
  2. Step 2: Convert to fraction form
    42,318.22/63,515.40 = 22,613.62/x
  3. Step 3: Cross multiply
    42,318.22x = 63,515.40 × 22,613.62
  4. Step 4: Simplify right side
    42,318.22x = 1,436,313,119.75
  5. Step 5: Solve for x
    x = 1,436,313,119.75/42,318.22
  6. Step 6: Final answer
    x = 33,940.77

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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.