Home / 26,206.66-36,161.12-15,026.50

Finding the Fourth Proportional to 26,206.66, 36,161.12 and 15,026.50

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Solution

The fourth proportional to 26,206.66, 36,161.12 and 15,026.50 is: 20,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,206.66 : 36,161.12 = 15,026.50 : x
  2. Step 2: Convert to fraction form
    26,206.66/36,161.12 = 15,026.50/x
  3. Step 3: Cross multiply
    26,206.66x = 36,161.12 × 15,026.50
  4. Step 4: Simplify right side
    26,206.66x = 543,375,069.68
  5. Step 5: Solve for x
    x = 543,375,069.68/26,206.66
  6. Step 6: Final answer
    x = 20,734.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.