Home / 45,275.78-62,473.88-25,132.80

Finding the Fourth Proportional to 45,275.78, 62,473.88 and 25,132.80

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Solution

The fourth proportional to 45,275.78, 62,473.88 and 25,132.80 is: 34,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,275.78 : 62,473.88 = 25,132.80 : x
  2. Step 2: Convert to fraction form
    45,275.78/62,473.88 = 25,132.80/x
  3. Step 3: Cross multiply
    45,275.78x = 62,473.88 × 25,132.80
  4. Step 4: Simplify right side
    45,275.78x = 1,570,143,531.26
  5. Step 5: Solve for x
    x = 1,570,143,531.26/45,275.78
  6. Step 6: Final answer
    x = 34,679.55

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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.