Home / 26,338.48-39,519.84-12,306.04

Finding the Fourth Proportional to 26,338.48, 39,519.84 and 12,306.04

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Solution

The fourth proportional to 26,338.48, 39,519.84 and 12,306.04 is: 18,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,338.48 : 39,519.84 = 12,306.04 : x
  2. Step 2: Convert to fraction form
    26,338.48/39,519.84 = 12,306.04/x
  3. Step 3: Cross multiply
    26,338.48x = 39,519.84 × 12,306.04
  4. Step 4: Simplify right side
    26,338.48x = 486,332,731.83
  5. Step 5: Solve for x
    x = 486,332,731.83/26,338.48
  6. Step 6: Final answer
    x = 18,464.72

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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.