Home / 45,587.18-68,373.92-14,418.38

Finding the Fourth Proportional to 45,587.18, 68,373.92 and 14,418.38

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Solution

The fourth proportional to 45,587.18, 68,373.92 and 14,418.38 is: 21,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,587.18 : 68,373.92 = 14,418.38 : x
  2. Step 2: Convert to fraction form
    45,587.18/68,373.92 = 14,418.38/x
  3. Step 3: Cross multiply
    45,587.18x = 68,373.92 × 14,418.38
  4. Step 4: Simplify right side
    45,587.18x = 985,840,854.83
  5. Step 5: Solve for x
    x = 985,840,854.83/45,587.18
  6. Step 6: Final answer
    x = 21,625.40

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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.