Home / 26,634.43-39,938.91-12,582.73

Finding the Fourth Proportional to 26,634.43, 39,938.91 and 12,582.73

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Solution

The fourth proportional to 26,634.43, 39,938.91 and 12,582.73 is: 18,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634.43 : 39,938.91 = 12,582.73 : x
  2. Step 2: Convert to fraction form
    26,634.43/39,938.91 = 12,582.73/x
  3. Step 3: Cross multiply
    26,634.43x = 39,938.91 × 12,582.73
  4. Step 4: Simplify right side
    26,634.43x = 502,540,521.02
  5. Step 5: Solve for x
    x = 502,540,521.02/26,634.43
  6. Step 6: Final answer
    x = 18,868.08

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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.