Home / 54,677.28-75,348.99-39,543.24

Finding the Fourth Proportional to 54,677.28, 75,348.99 and 39,543.24

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Solution

The fourth proportional to 54,677.28, 75,348.99 and 39,543.24 is: 54,493.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,677.28 : 75,348.99 = 39,543.24 : x
  2. Step 2: Convert to fraction form
    54,677.28/75,348.99 = 39,543.24/x
  3. Step 3: Cross multiply
    54,677.28x = 75,348.99 × 39,543.24
  4. Step 4: Simplify right side
    54,677.28x = 2,979,543,195.33
  5. Step 5: Solve for x
    x = 2,979,543,195.33/54,677.28
  6. Step 6: Final answer
    x = 54,493.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.