Home / 54,149.38-81,240.47-22,574.57

Finding the Fourth Proportional to 54,149.38, 81,240.47 and 22,574.57

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Solution

The fourth proportional to 54,149.38, 81,240.47 and 22,574.57 is: 33,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,149.38 : 81,240.47 = 22,574.57 : x
  2. Step 2: Convert to fraction form
    54,149.38/81,240.47 = 22,574.57/x
  3. Step 3: Cross multiply
    54,149.38x = 81,240.47 × 22,574.57
  4. Step 4: Simplify right side
    54,149.38x = 1,833,968,242.43
  5. Step 5: Solve for x
    x = 1,833,968,242.43/54,149.38
  6. Step 6: Final answer
    x = 33,868.69

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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.