Home / 22,265.22-30,730.68-21,562.68

Finding the Fourth Proportional to 22,265.22, 30,730.68 and 21,562.68

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Solution

The fourth proportional to 22,265.22, 30,730.68 and 21,562.68 is: 29,761.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.22 : 30,730.68 = 21,562.68 : x
  2. Step 2: Convert to fraction form
    22,265.22/30,730.68 = 21,562.68/x
  3. Step 3: Cross multiply
    22,265.22x = 30,730.68 × 21,562.68
  4. Step 4: Simplify right side
    22,265.22x = 662,635,819.02
  5. Step 5: Solve for x
    x = 662,635,819.02/22,265.22
  6. Step 6: Final answer
    x = 29,761.03

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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.