Home / 45,217.39-67,835.81-15,234.61

Finding the Fourth Proportional to 45,217.39, 67,835.81 and 15,234.61

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Solution

The fourth proportional to 45,217.39, 67,835.81 and 15,234.61 is: 22,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,217.39 : 67,835.81 = 15,234.61 : x
  2. Step 2: Convert to fraction form
    45,217.39/67,835.81 = 15,234.61/x
  3. Step 3: Cross multiply
    45,217.39x = 67,835.81 × 15,234.61
  4. Step 4: Simplify right side
    45,217.39x = 1,033,452,062.23
  5. Step 5: Solve for x
    x = 1,033,452,062.23/45,217.39
  6. Step 6: Final answer
    x = 22,855.19

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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.