Home / 54,372.08-75,036.90-30,500.24

Finding the Fourth Proportional to 54,372.08, 75,036.90 and 30,500.24

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Solution

The fourth proportional to 54,372.08, 75,036.90 and 30,500.24 is: 42,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,372.08 : 75,036.90 = 30,500.24 : x
  2. Step 2: Convert to fraction form
    54,372.08/75,036.90 = 30,500.24/x
  3. Step 3: Cross multiply
    54,372.08x = 75,036.90 × 30,500.24
  4. Step 4: Simplify right side
    54,372.08x = 2,288,643,458.86
  5. Step 5: Solve for x
    x = 2,288,643,458.86/54,372.08
  6. Step 6: Final answer
    x = 42,092.26

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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.