Home / 57,437.11-86,159.79-15,316.97

Finding the Fourth Proportional to 57,437.11, 86,159.79 and 15,316.97

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Solution

The fourth proportional to 57,437.11, 86,159.79 and 15,316.97 is: 22,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,437.11 : 86,159.79 = 15,316.97 : x
  2. Step 2: Convert to fraction form
    57,437.11/86,159.79 = 15,316.97/x
  3. Step 3: Cross multiply
    57,437.11x = 86,159.79 × 15,316.97
  4. Step 4: Simplify right side
    57,437.11x = 1,319,707,193.27
  5. Step 5: Solve for x
    x = 1,319,707,193.27/57,437.11
  6. Step 6: Final answer
    x = 22,976.56

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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.