Home / 26,755.92-40,112.04-15,635.28

Finding the Fourth Proportional to 26,755.92, 40,112.04 and 15,635.28

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Solution

The fourth proportional to 26,755.92, 40,112.04 and 15,635.28 is: 23,440.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,755.92 : 40,112.04 = 15,635.28 : x
  2. Step 2: Convert to fraction form
    26,755.92/40,112.04 = 15,635.28/x
  3. Step 3: Cross multiply
    26,755.92x = 40,112.04 × 15,635.28
  4. Step 4: Simplify right side
    26,755.92x = 627,162,976.77
  5. Step 5: Solve for x
    x = 627,162,976.77/26,755.92
  6. Step 6: Final answer
    x = 23,440.16

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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.