Home / 25,711.44-38,558.89-8,177.16

Finding the Fourth Proportional to 25,711.44, 38,558.89 and 8,177.16

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Solution

The fourth proportional to 25,711.44, 38,558.89 and 8,177.16 is: 12,263.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,711.44 : 38,558.89 = 8,177.16 : x
  2. Step 2: Convert to fraction form
    25,711.44/38,558.89 = 8,177.16/x
  3. Step 3: Cross multiply
    25,711.44x = 38,558.89 × 8,177.16
  4. Step 4: Simplify right side
    25,711.44x = 315,302,212.95
  5. Step 5: Solve for x
    x = 315,302,212.95/25,711.44
  6. Step 6: Final answer
    x = 12,263.11

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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.