Home / 57,425.49-86,131.38-15,308.73

Finding the Fourth Proportional to 57,425.49, 86,131.38 and 15,308.73

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Solution

The fourth proportional to 57,425.49, 86,131.38 and 15,308.73 is: 22,961.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,425.49 : 86,131.38 = 15,308.73 : x
  2. Step 2: Convert to fraction form
    57,425.49/86,131.38 = 15,308.73/x
  3. Step 3: Cross multiply
    57,425.49x = 86,131.38 × 15,308.73
  4. Step 4: Simplify right side
    57,425.49x = 1,318,562,040.95
  5. Step 5: Solve for x
    x = 1,318,562,040.95/57,425.49
  6. Step 6: Final answer
    x = 22,961.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.