Home / 26,170.20-36,109.98-15,562.44

Finding the Fourth Proportional to 26,170.20, 36,109.98 and 15,562.44

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Solution

The fourth proportional to 26,170.20, 36,109.98 and 15,562.44 is: 21,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,170.20 : 36,109.98 = 15,562.44 : x
  2. Step 2: Convert to fraction form
    26,170.20/36,109.98 = 15,562.44/x
  3. Step 3: Cross multiply
    26,170.20x = 36,109.98 × 15,562.44
  4. Step 4: Simplify right side
    26,170.20x = 561,959,397.15
  5. Step 5: Solve for x
    x = 561,959,397.15/26,170.20
  6. Step 6: Final answer
    x = 21,473.26

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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.