Home / 23,249.73-34,881.89-7,678.29

Finding the Fourth Proportional to 23,249.73, 34,881.89 and 7,678.29

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Solution

The fourth proportional to 23,249.73, 34,881.89 and 7,678.29 is: 11,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,249.73 : 34,881.89 = 7,678.29 : x
  2. Step 2: Convert to fraction form
    23,249.73/34,881.89 = 7,678.29/x
  3. Step 3: Cross multiply
    23,249.73x = 34,881.89 × 7,678.29
  4. Step 4: Simplify right side
    23,249.73x = 267,833,267.17
  5. Step 5: Solve for x
    x = 267,833,267.17/23,249.73
  6. Step 6: Final answer
    x = 11,519.84

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1.5x scale

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.