Home / 54,149.80-74,729.62-32,646.43

Finding the Fourth Proportional to 54,149.80, 74,729.62 and 32,646.43

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Solution

The fourth proportional to 54,149.80, 74,729.62 and 32,646.43 is: 45,053.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,149.80 : 74,729.62 = 32,646.43 : x
  2. Step 2: Convert to fraction form
    54,149.80/74,729.62 = 32,646.43/x
  3. Step 3: Cross multiply
    54,149.80x = 74,729.62 × 32,646.43
  4. Step 4: Simplify right side
    54,149.80x = 2,439,655,308.26
  5. Step 5: Solve for x
    x = 2,439,655,308.26/54,149.80
  6. Step 6: Final answer
    x = 45,053.82

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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.