Home / 26,541.71-39,800.20-15,451.56

Finding the Fourth Proportional to 26,541.71, 39,800.20 and 15,451.56

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Solution

The fourth proportional to 26,541.71, 39,800.20 and 15,451.56 is: 23,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.71 : 39,800.20 = 15,451.56 : x
  2. Step 2: Convert to fraction form
    26,541.71/39,800.20 = 15,451.56/x
  3. Step 3: Cross multiply
    26,541.71x = 39,800.20 × 15,451.56
  4. Step 4: Simplify right side
    26,541.71x = 614,975,139.68
  5. Step 5: Solve for x
    x = 614,975,139.68/26,541.71
  6. Step 6: Final answer
    x = 23,170.14

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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.