Home / 42,154.98-63,231.30-17,194.92

Finding the Fourth Proportional to 42,154.98, 63,231.30 and 17,194.92

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Solution

The fourth proportional to 42,154.98, 63,231.30 and 17,194.92 is: 25,791.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,154.98 : 63,231.30 = 17,194.92 : x
  2. Step 2: Convert to fraction form
    42,154.98/63,231.30 = 17,194.92/x
  3. Step 3: Cross multiply
    42,154.98x = 63,231.30 × 17,194.92
  4. Step 4: Simplify right side
    42,154.98x = 1,087,257,145.00
  5. Step 5: Solve for x
    x = 1,087,257,145.00/42,154.98
  6. Step 6: Final answer
    x = 25,791.90

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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.