Home / 26,226.72-36,197.28-15,620.04

Finding the Fourth Proportional to 26,226.72, 36,197.28 and 15,620.04

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Solution

The fourth proportional to 26,226.72, 36,197.28 and 15,620.04 is: 21,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.72 : 36,197.28 = 15,620.04 : x
  2. Step 2: Convert to fraction form
    26,226.72/36,197.28 = 15,620.04/x
  3. Step 3: Cross multiply
    26,226.72x = 36,197.28 × 15,620.04
  4. Step 4: Simplify right side
    26,226.72x = 565,402,961.49
  5. Step 5: Solve for x
    x = 565,402,961.49/26,226.72
  6. Step 6: Final answer
    x = 21,558.28

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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.