Home / 26,517.15-39,770.87-10,721.34

Finding the Fourth Proportional to 26,517.15, 39,770.87 and 10,721.34

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Solution

The fourth proportional to 26,517.15, 39,770.87 and 10,721.34 is: 16,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,517.15 : 39,770.87 = 10,721.34 : x
  2. Step 2: Convert to fraction form
    26,517.15/39,770.87 = 10,721.34/x
  3. Step 3: Cross multiply
    26,517.15x = 39,770.87 × 10,721.34
  4. Step 4: Simplify right side
    26,517.15x = 426,396,965.76
  5. Step 5: Solve for x
    x = 426,396,965.76/26,517.15
  6. Step 6: Final answer
    x = 16,080.05

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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.