Home / 26,841.25-40,248.19-10,188.61

Finding the Fourth Proportional to 26,841.25, 40,248.19 and 10,188.61

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Solution

The fourth proportional to 26,841.25, 40,248.19 and 10,188.61 is: 15,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,841.25 : 40,248.19 = 10,188.61 : x
  2. Step 2: Convert to fraction form
    26,841.25/40,248.19 = 10,188.61/x
  3. Step 3: Cross multiply
    26,841.25x = 40,248.19 × 10,188.61
  4. Step 4: Simplify right side
    26,841.25x = 410,073,111.12
  5. Step 5: Solve for x
    x = 410,073,111.12/26,841.25
  6. Step 6: Final answer
    x = 15,277.72

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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.