Home / 42,230.80-63,348.24-11,066.08

Finding the Fourth Proportional to 42,230.80, 63,348.24 and 11,066.08

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Solution

The fourth proportional to 42,230.80, 63,348.24 and 11,066.08 is: 16,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,230.80 : 63,348.24 = 11,066.08 : x
  2. Step 2: Convert to fraction form
    42,230.80/63,348.24 = 11,066.08/x
  3. Step 3: Cross multiply
    42,230.80x = 63,348.24 × 11,066.08
  4. Step 4: Simplify right side
    42,230.80x = 701,016,691.70
  5. Step 5: Solve for x
    x = 701,016,691.70/42,230.80
  6. Step 6: Final answer
    x = 16,599.65

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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.