Home / 26,085.62-35,986.20-15,471.38

Finding the Fourth Proportional to 26,085.62, 35,986.20 and 15,471.38

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Solution

The fourth proportional to 26,085.62, 35,986.20 and 15,471.38 is: 21,343.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,085.62 : 35,986.20 = 15,471.38 : x
  2. Step 2: Convert to fraction form
    26,085.62/35,986.20 = 15,471.38/x
  3. Step 3: Cross multiply
    26,085.62x = 35,986.20 × 15,471.38
  4. Step 4: Simplify right side
    26,085.62x = 556,756,174.96
  5. Step 5: Solve for x
    x = 556,756,174.96/26,085.62
  6. Step 6: Final answer
    x = 21,343.41

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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.