Home / 40,625.46-60,930.72-18,433.71

Finding the Fourth Proportional to 40,625.46, 60,930.72 and 18,433.71

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Solution

The fourth proportional to 40,625.46, 60,930.72 and 18,433.71 is: 27,647.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,625.46 : 60,930.72 = 18,433.71 : x
  2. Step 2: Convert to fraction form
    40,625.46/60,930.72 = 18,433.71/x
  3. Step 3: Cross multiply
    40,625.46x = 60,930.72 × 18,433.71
  4. Step 4: Simplify right side
    40,625.46x = 1,123,179,222.57
  5. Step 5: Solve for x
    x = 1,123,179,222.57/40,625.46
  6. Step 6: Final answer
    x = 27,647.18

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1.5x scale

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.