Home / 26,251.74-39,403.53-11,470.86

Finding the Fourth Proportional to 26,251.74, 39,403.53 and 11,470.86

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Solution

The fourth proportional to 26,251.74, 39,403.53 and 11,470.86 is: 17,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,251.74 : 39,403.53 = 11,470.86 : x
  2. Step 2: Convert to fraction form
    26,251.74/39,403.53 = 11,470.86/x
  3. Step 3: Cross multiply
    26,251.74x = 39,403.53 × 11,470.86
  4. Step 4: Simplify right side
    26,251.74x = 451,992,376.14
  5. Step 5: Solve for x
    x = 451,992,376.14/26,251.74
  6. Step 6: Final answer
    x = 17,217.62

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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.