Home / 56,956.98-85,443.66-17,517.42

Finding the Fourth Proportional to 56,956.98, 85,443.66 and 17,517.42

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Solution

The fourth proportional to 56,956.98, 85,443.66 and 17,517.42 is: 26,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,956.98 : 85,443.66 = 17,517.42 : x
  2. Step 2: Convert to fraction form
    56,956.98/85,443.66 = 17,517.42/x
  3. Step 3: Cross multiply
    56,956.98x = 85,443.66 × 17,517.42
  4. Step 4: Simplify right side
    56,956.98x = 1,496,752,478.56
  5. Step 5: Solve for x
    x = 1,496,752,478.56/56,956.98
  6. Step 6: Final answer
    x = 26,278.65

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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.