Home / 26,211.20-36,169.08-15,599.12

Finding the Fourth Proportional to 26,211.20, 36,169.08 and 15,599.12

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Solution

The fourth proportional to 26,211.20, 36,169.08 and 15,599.12 is: 21,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,211.20 : 36,169.08 = 15,599.12 : x
  2. Step 2: Convert to fraction form
    26,211.20/36,169.08 = 15,599.12/x
  3. Step 3: Cross multiply
    26,211.20x = 36,169.08 × 15,599.12
  4. Step 4: Simplify right side
    26,211.20x = 564,205,819.21
  5. Step 5: Solve for x
    x = 564,205,819.21/26,211.20
  6. Step 6: Final answer
    x = 21,525.37

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1.5x scale

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.