Home / 26,740.74-40,111.52-10,108.61

Finding the Fourth Proportional to 26,740.74, 40,111.52 and 10,108.61

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Solution

The fourth proportional to 26,740.74, 40,111.52 and 10,108.61 is: 15,163.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,740.74 : 40,111.52 = 10,108.61 : x
  2. Step 2: Convert to fraction form
    26,740.74/40,111.52 = 10,108.61/x
  3. Step 3: Cross multiply
    26,740.74x = 40,111.52 × 10,108.61
  4. Step 4: Simplify right side
    26,740.74x = 405,471,712.19
  5. Step 5: Solve for x
    x = 405,471,712.19/26,740.74
  6. Step 6: Final answer
    x = 15,163.07

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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.