Home / 45,712.98-63,082.76-25,570.71

Finding the Fourth Proportional to 45,712.98, 63,082.76 and 25,570.71

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Solution

The fourth proportional to 45,712.98, 63,082.76 and 25,570.71 is: 35,286.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,712.98 : 63,082.76 = 25,570.71 : x
  2. Step 2: Convert to fraction form
    45,712.98/63,082.76 = 25,570.71/x
  3. Step 3: Cross multiply
    45,712.98x = 63,082.76 × 25,570.71
  4. Step 4: Simplify right side
    45,712.98x = 1,613,070,961.96
  5. Step 5: Solve for x
    x = 1,613,070,961.96/45,712.98
  6. Step 6: Final answer
    x = 35,286.94

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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.