Home / 45,854.56-68,782.15-14,689.82

Finding the Fourth Proportional to 45,854.56, 68,782.15 and 14,689.82

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Solution

The fourth proportional to 45,854.56, 68,782.15 and 14,689.82 is: 22,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,854.56 : 68,782.15 = 14,689.82 : x
  2. Step 2: Convert to fraction form
    45,854.56/68,782.15 = 14,689.82/x
  3. Step 3: Cross multiply
    45,854.56x = 68,782.15 × 14,689.82
  4. Step 4: Simplify right side
    45,854.56x = 1,010,397,402.71
  5. Step 5: Solve for x
    x = 1,010,397,402.71/45,854.56
  6. Step 6: Final answer
    x = 22,034.83

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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.