Home / 26,765.70-40,155.86-9,238.11

Finding the Fourth Proportional to 26,765.70, 40,155.86 and 9,238.11

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Solution

The fourth proportional to 26,765.70, 40,155.86 and 9,238.11 is: 13,859.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.70 : 40,155.86 = 9,238.11 : x
  2. Step 2: Convert to fraction form
    26,765.70/40,155.86 = 9,238.11/x
  3. Step 3: Cross multiply
    26,765.70x = 40,155.86 × 9,238.11
  4. Step 4: Simplify right side
    26,765.70x = 370,964,205.63
  5. Step 5: Solve for x
    x = 370,964,205.63/26,765.70
  6. Step 6: Final answer
    x = 13,859.69

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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.