Home / 42,221.68-63,225.39-25,344.19

Finding the Fourth Proportional to 42,221.68, 63,225.39 and 25,344.19

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Solution

The fourth proportional to 42,221.68, 63,225.39 and 25,344.19 is: 37,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,221.68 : 63,225.39 = 25,344.19 : x
  2. Step 2: Convert to fraction form
    42,221.68/63,225.39 = 25,344.19/x
  3. Step 3: Cross multiply
    42,221.68x = 63,225.39 × 25,344.19
  4. Step 4: Simplify right side
    42,221.68x = 1,602,396,257.21
  5. Step 5: Solve for x
    x = 1,602,396,257.21/42,221.68
  6. Step 6: Final answer
    x = 37,951.98

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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.