Home / 18,902.26-26,085.12-10,944.90

Finding the Fourth Proportional to 18,902.26, 26,085.12 and 10,944.90

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Solution

The fourth proportional to 18,902.26, 26,085.12 and 10,944.90 is: 15,103.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,902.26 : 26,085.12 = 10,944.90 : x
  2. Step 2: Convert to fraction form
    18,902.26/26,085.12 = 10,944.90/x
  3. Step 3: Cross multiply
    18,902.26x = 26,085.12 × 10,944.90
  4. Step 4: Simplify right side
    18,902.26x = 285,499,029.89
  5. Step 5: Solve for x
    x = 285,499,029.89/18,902.26
  6. Step 6: Final answer
    x = 15,103.96

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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.