Home / 18,110.68-27,197.34-10,761.32

Finding the Fourth Proportional to 18,110.68, 27,197.34 and 10,761.32

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Solution

The fourth proportional to 18,110.68, 27,197.34 and 10,761.32 is: 16,160.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.68 : 27,197.34 = 10,761.32 : x
  2. Step 2: Convert to fraction form
    18,110.68/27,197.34 = 10,761.32/x
  3. Step 3: Cross multiply
    18,110.68x = 27,197.34 × 10,761.32
  4. Step 4: Simplify right side
    18,110.68x = 292,679,278.89
  5. Step 5: Solve for x
    x = 292,679,278.89/18,110.68
  6. Step 6: Final answer
    x = 16,160.59

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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.