Home / 42,067.08-63,122.76-17,125.56

Finding the Fourth Proportional to 42,067.08, 63,122.76 and 17,125.56

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Solution

The fourth proportional to 42,067.08, 63,122.76 and 17,125.56 is: 25,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,067.08 : 63,122.76 = 17,125.56 : x
  2. Step 2: Convert to fraction form
    42,067.08/63,122.76 = 17,125.56/x
  3. Step 3: Cross multiply
    42,067.08x = 63,122.76 × 17,125.56
  4. Step 4: Simplify right side
    42,067.08x = 1,081,012,613.75
  5. Step 5: Solve for x
    x = 1,081,012,613.75/42,067.08
  6. Step 6: Final answer
    x = 25,697.35

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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.