Home / 42,209.20-63,290.41-17,266.76

Finding the Fourth Proportional to 42,209.20, 63,290.41 and 17,266.76

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Solution

The fourth proportional to 42,209.20, 63,290.41 and 17,266.76 is: 25,890.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,209.20 : 63,290.41 = 17,266.76 : x
  2. Step 2: Convert to fraction form
    42,209.20/63,290.41 = 17,266.76/x
  3. Step 3: Cross multiply
    42,209.20x = 63,290.41 × 17,266.76
  4. Step 4: Simplify right side
    42,209.20x = 1,092,820,319.77
  5. Step 5: Solve for x
    x = 1,092,820,319.77/42,209.20
  6. Step 6: Final answer
    x = 25,890.57

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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.