Home / 26,746.20-40,143.96-13,608

Finding the Fourth Proportional to 26,746.20, 40,143.96 and 13,608

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Solution

The fourth proportional to 26,746.20, 40,143.96 and 13,608 is: 20,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,746.20 : 40,143.96 = 13,608 : x
  2. Step 2: Convert to fraction form
    26,746.20/40,143.96 = 13,608/x
  3. Step 3: Cross multiply
    26,746.20x = 40,143.96 × 13,608
  4. Step 4: Simplify right side
    26,746.20x = 546,279,007.68
  5. Step 5: Solve for x
    x = 546,279,007.68/26,746.20
  6. Step 6: Final answer
    x = 20,424.55

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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.