Home / 28,057.92-42,067.43-10,523.04

Finding the Fourth Proportional to 28,057.92, 42,067.43 and 10,523.04

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Solution

The fourth proportional to 28,057.92, 42,067.43 and 10,523.04 is: 15,777.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,057.92 : 42,067.43 = 10,523.04 : x
  2. Step 2: Convert to fraction form
    28,057.92/42,067.43 = 10,523.04/x
  3. Step 3: Cross multiply
    28,057.92x = 42,067.43 × 10,523.04
  4. Step 4: Simplify right side
    28,057.92x = 442,677,195.97
  5. Step 5: Solve for x
    x = 442,677,195.97/28,057.92
  6. Step 6: Final answer
    x = 15,777.26

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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.