Home / 27,842.86-41,771.38-9,124.18

Finding the Fourth Proportional to 27,842.86, 41,771.38 and 9,124.18

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Solution

The fourth proportional to 27,842.86, 41,771.38 and 9,124.18 is: 13,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,842.86 : 41,771.38 = 9,124.18 : x
  2. Step 2: Convert to fraction form
    27,842.86/41,771.38 = 9,124.18/x
  3. Step 3: Cross multiply
    27,842.86x = 41,771.38 × 9,124.18
  4. Step 4: Simplify right side
    27,842.86x = 381,129,589.97
  5. Step 5: Solve for x
    x = 381,129,589.97/27,842.86
  6. Step 6: Final answer
    x = 13,688.59

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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.