Home / 41,710.81-62,576.03-12,127.78

Finding the Fourth Proportional to 41,710.81, 62,576.03 and 12,127.78

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Solution

The fourth proportional to 41,710.81, 62,576.03 and 12,127.78 is: 18,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,710.81 : 62,576.03 = 12,127.78 : x
  2. Step 2: Convert to fraction form
    41,710.81/62,576.03 = 12,127.78/x
  3. Step 3: Cross multiply
    41,710.81x = 62,576.03 × 12,127.78
  4. Step 4: Simplify right side
    41,710.81x = 758,908,325.11
  5. Step 5: Solve for x
    x = 758,908,325.11/41,710.81
  6. Step 6: Final answer
    x = 18,194.52

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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.