Home / 26,958.28-37,199.08-15,020.76

Finding the Fourth Proportional to 26,958.28, 37,199.08 and 15,020.76

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Solution

The fourth proportional to 26,958.28, 37,199.08 and 15,020.76 is: 20,726.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958.28 : 37,199.08 = 15,020.76 : x
  2. Step 2: Convert to fraction form
    26,958.28/37,199.08 = 15,020.76/x
  3. Step 3: Cross multiply
    26,958.28x = 37,199.08 × 15,020.76
  4. Step 4: Simplify right side
    26,958.28x = 558,758,452.90
  5. Step 5: Solve for x
    x = 558,758,452.90/26,958.28
  6. Step 6: Final answer
    x = 20,726.78

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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.