Home / 52,217.22-72,059.85-28,343.89

Finding the Fourth Proportional to 52,217.22, 72,059.85 and 28,343.89

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Solution

The fourth proportional to 52,217.22, 72,059.85 and 28,343.89 is: 39,114.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,217.22 : 72,059.85 = 28,343.89 : x
  2. Step 2: Convert to fraction form
    52,217.22/72,059.85 = 28,343.89/x
  3. Step 3: Cross multiply
    52,217.22x = 72,059.85 × 28,343.89
  4. Step 4: Simplify right side
    52,217.22x = 2,042,456,281.67
  5. Step 5: Solve for x
    x = 2,042,456,281.67/52,217.22
  6. Step 6: Final answer
    x = 39,114.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.