Home / 54,452.39-75,148.29-30,580.47

Finding the Fourth Proportional to 54,452.39, 75,148.29 and 30,580.47

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Solution

The fourth proportional to 54,452.39, 75,148.29 and 30,580.47 is: 42,203.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,452.39 : 75,148.29 = 30,580.47 : x
  2. Step 2: Convert to fraction form
    54,452.39/75,148.29 = 30,580.47/x
  3. Step 3: Cross multiply
    54,452.39x = 75,148.29 × 30,580.47
  4. Step 4: Simplify right side
    54,452.39x = 2,298,070,027.90
  5. Step 5: Solve for x
    x = 2,298,070,027.90/54,452.39
  6. Step 6: Final answer
    x = 42,203.29

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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.