Home / 26,139.81-36,082.46-16,081.74

Finding the Fourth Proportional to 26,139.81, 36,082.46 and 16,081.74

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Solution

The fourth proportional to 26,139.81, 36,082.46 and 16,081.74 is: 22,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.81 : 36,082.46 = 16,081.74 : x
  2. Step 2: Convert to fraction form
    26,139.81/36,082.46 = 16,081.74/x
  3. Step 3: Cross multiply
    26,139.81x = 36,082.46 × 16,081.74
  4. Step 4: Simplify right side
    26,139.81x = 580,268,780.48
  5. Step 5: Solve for x
    x = 580,268,780.48/26,139.81
  6. Step 6: Final answer
    x = 22,198.66

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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.