Home / 45,276.31-62,478.34-25,132.21

Finding the Fourth Proportional to 45,276.31, 62,478.34 and 25,132.21

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Solution

The fourth proportional to 45,276.31, 62,478.34 and 25,132.21 is: 34,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,276.31 : 62,478.34 = 25,132.21 : x
  2. Step 2: Convert to fraction form
    45,276.31/62,478.34 = 25,132.21/x
  3. Step 3: Cross multiply
    45,276.31x = 62,478.34 × 25,132.21
  4. Step 4: Simplify right side
    45,276.31x = 1,570,218,761.33
  5. Step 5: Solve for x
    x = 1,570,218,761.33/45,276.31
  6. Step 6: Final answer
    x = 34,680.80

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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.