Home / 34,127.18-51,158.42-11,926.14

Finding the Fourth Proportional to 34,127.18, 51,158.42 and 11,926.14

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Solution

The fourth proportional to 34,127.18, 51,158.42 and 11,926.14 is: 17,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,127.18 : 51,158.42 = 11,926.14 : x
  2. Step 2: Convert to fraction form
    34,127.18/51,158.42 = 11,926.14/x
  3. Step 3: Cross multiply
    34,127.18x = 51,158.42 × 11,926.14
  4. Step 4: Simplify right side
    34,127.18x = 610,122,479.10
  5. Step 5: Solve for x
    x = 610,122,479.10/34,127.18
  6. Step 6: Final answer
    x = 17,877.90

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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.