Home / 25,717.91-38,579.94-9,074.50

Finding the Fourth Proportional to 25,717.91, 38,579.94 and 9,074.50

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Solution

The fourth proportional to 25,717.91, 38,579.94 and 9,074.50 is: 13,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.91 : 38,579.94 = 9,074.50 : x
  2. Step 2: Convert to fraction form
    25,717.91/38,579.94 = 9,074.50/x
  3. Step 3: Cross multiply
    25,717.91x = 38,579.94 × 9,074.50
  4. Step 4: Simplify right side
    25,717.91x = 350,093,569.08
  5. Step 5: Solve for x
    x = 350,093,569.08/25,717.91
  6. Step 6: Final answer
    x = 13,612.83

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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.