Home / 40,367.66-60,554.58-12,290.11

Finding the Fourth Proportional to 40,367.66, 60,554.58 and 12,290.11

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Solution

The fourth proportional to 40,367.66, 60,554.58 and 12,290.11 is: 18,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,367.66 : 60,554.58 = 12,290.11 : x
  2. Step 2: Convert to fraction form
    40,367.66/60,554.58 = 12,290.11/x
  3. Step 3: Cross multiply
    40,367.66x = 60,554.58 × 12,290.11
  4. Step 4: Simplify right side
    40,367.66x = 744,222,251.73
  5. Step 5: Solve for x
    x = 744,222,251.73/40,367.66
  6. Step 6: Final answer
    x = 18,436.10

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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.