Home / 45,278.93-62,488.87-25,139.70

Finding the Fourth Proportional to 45,278.93, 62,488.87 and 25,139.70

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Solution

The fourth proportional to 45,278.93, 62,488.87 and 25,139.70 is: 34,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278.93 : 62,488.87 = 25,139.70 : x
  2. Step 2: Convert to fraction form
    45,278.93/62,488.87 = 25,139.70/x
  3. Step 3: Cross multiply
    45,278.93x = 62,488.87 × 25,139.70
  4. Step 4: Simplify right side
    45,278.93x = 1,570,951,382.29
  5. Step 5: Solve for x
    x = 1,570,951,382.29/45,278.93
  6. Step 6: Final answer
    x = 34,694.97

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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.