Home / 52,778.18-79,166.75-22,813.61

Finding the Fourth Proportional to 52,778.18, 79,166.75 and 22,813.61

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Solution

The fourth proportional to 52,778.18, 79,166.75 and 22,813.61 is: 34,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,778.18 : 79,166.75 = 22,813.61 : x
  2. Step 2: Convert to fraction form
    52,778.18/79,166.75 = 22,813.61/x
  3. Step 3: Cross multiply
    52,778.18x = 79,166.75 × 22,813.61
  4. Step 4: Simplify right side
    52,778.18x = 1,806,079,359.47
  5. Step 5: Solve for x
    x = 1,806,079,359.47/52,778.18
  6. Step 6: Final answer
    x = 34,220.19

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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.