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Finding the Fourth Proportional to 45,442, 62,713.80 and 25,573.84

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Solution

The fourth proportional to 45,442, 62,713.80 and 25,573.84 is: 35,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,442 : 62,713.80 = 25,573.84 : x
  2. Step 2: Convert to fraction form
    45,442/62,713.80 = 25,573.84/x
  3. Step 3: Cross multiply
    45,442x = 62,713.80 × 25,573.84
  4. Step 4: Simplify right side
    45,442x = 1,603,832,686.99
  5. Step 5: Solve for x
    x = 1,603,832,686.99/45,442
  6. Step 6: Final answer
    x = 35,294.06

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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.