Home / 18,902.33-26,085.24-10,404.15

Finding the Fourth Proportional to 18,902.33, 26,085.24 and 10,404.15

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Solution

The fourth proportional to 18,902.33, 26,085.24 and 10,404.15 is: 14,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,902.33 : 26,085.24 = 10,404.15 : x
  2. Step 2: Convert to fraction form
    18,902.33/26,085.24 = 10,404.15/x
  3. Step 3: Cross multiply
    18,902.33x = 26,085.24 × 10,404.15
  4. Step 4: Simplify right side
    18,902.33x = 271,394,651.93
  5. Step 5: Solve for x
    x = 271,394,651.93/18,902.33
  6. Step 6: Final answer
    x = 14,357.74

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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.