Home / 45,489.32-62,775.36-26,372.78

Finding the Fourth Proportional to 45,489.32, 62,775.36 and 26,372.78

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Solution

The fourth proportional to 45,489.32, 62,775.36 and 26,372.78 is: 36,394.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,489.32 : 62,775.36 = 26,372.78 : x
  2. Step 2: Convert to fraction form
    45,489.32/62,775.36 = 26,372.78/x
  3. Step 3: Cross multiply
    45,489.32x = 62,775.36 × 26,372.78
  4. Step 4: Simplify right side
    45,489.32x = 1,655,560,758.70
  5. Step 5: Solve for x
    x = 1,655,560,758.70/45,489.32
  6. Step 6: Final answer
    x = 36,394.49

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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.