Home / 45,022.81-67,531.78-22,835.61

Finding the Fourth Proportional to 45,022.81, 67,531.78 and 22,835.61

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Solution

The fourth proportional to 45,022.81, 67,531.78 and 22,835.61 is: 34,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,022.81 : 67,531.78 = 22,835.61 : x
  2. Step 2: Convert to fraction form
    45,022.81/67,531.78 = 22,835.61/x
  3. Step 3: Cross multiply
    45,022.81x = 67,531.78 × 22,835.61
  4. Step 4: Simplify right side
    45,022.81x = 1,542,129,390.69
  5. Step 5: Solve for x
    x = 1,542,129,390.69/45,022.81
  6. Step 6: Final answer
    x = 34,252.18

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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.