Home / 42,042.08-63,062.89-18,022.85

Finding the Fourth Proportional to 42,042.08, 63,062.89 and 18,022.85

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Solution

The fourth proportional to 42,042.08, 63,062.89 and 18,022.85 is: 27,034.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,042.08 : 63,062.89 = 18,022.85 : x
  2. Step 2: Convert to fraction form
    42,042.08/63,062.89 = 18,022.85/x
  3. Step 3: Cross multiply
    42,042.08x = 63,062.89 × 18,022.85
  4. Step 4: Simplify right side
    42,042.08x = 1,136,573,007.04
  5. Step 5: Solve for x
    x = 1,136,573,007.04/42,042.08
  6. Step 6: Final answer
    x = 27,034.18

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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.