Home / 26,311.16-36,310.11-15,706.95

Finding the Fourth Proportional to 26,311.16, 36,310.11 and 15,706.95

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Solution

The fourth proportional to 26,311.16, 36,310.11 and 15,706.95 is: 21,676.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.16 : 36,310.11 = 15,706.95 : x
  2. Step 2: Convert to fraction form
    26,311.16/36,310.11 = 15,706.95/x
  3. Step 3: Cross multiply
    26,311.16x = 36,310.11 × 15,706.95
  4. Step 4: Simplify right side
    26,311.16x = 570,321,082.26
  5. Step 5: Solve for x
    x = 570,321,082.26/26,311.16
  6. Step 6: Final answer
    x = 21,676.01

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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.