Home / 25,827.18-38,704.14-10,818.14

Finding the Fourth Proportional to 25,827.18, 38,704.14 and 10,818.14

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Solution

The fourth proportional to 25,827.18, 38,704.14 and 10,818.14 is: 16,211.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,827.18 : 38,704.14 = 10,818.14 : x
  2. Step 2: Convert to fraction form
    25,827.18/38,704.14 = 10,818.14/x
  3. Step 3: Cross multiply
    25,827.18x = 38,704.14 × 10,818.14
  4. Step 4: Simplify right side
    25,827.18x = 418,706,805.10
  5. Step 5: Solve for x
    x = 418,706,805.10/25,827.18
  6. Step 6: Final answer
    x = 16,211.87

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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.