Home / 40,576.25-60,863.56-18,385.49

Finding the Fourth Proportional to 40,576.25, 60,863.56 and 18,385.49

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Solution

The fourth proportional to 40,576.25, 60,863.56 and 18,385.49 is: 27,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,576.25 : 60,863.56 = 18,385.49 : x
  2. Step 2: Convert to fraction form
    40,576.25/60,863.56 = 18,385.49/x
  3. Step 3: Cross multiply
    40,576.25x = 60,863.56 × 18,385.49
  4. Step 4: Simplify right side
    40,576.25x = 1,119,006,373.74
  5. Step 5: Solve for x
    x = 1,119,006,373.74/40,576.25
  6. Step 6: Final answer
    x = 27,577.87

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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.