Home / 22,669.62-34,012.53-7,877.94

Finding the Fourth Proportional to 22,669.62, 34,012.53 and 7,877.94

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Solution

The fourth proportional to 22,669.62, 34,012.53 and 7,877.94 is: 11,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.62 : 34,012.53 = 7,877.94 : x
  2. Step 2: Convert to fraction form
    22,669.62/34,012.53 = 7,877.94/x
  3. Step 3: Cross multiply
    22,669.62x = 34,012.53 × 7,877.94
  4. Step 4: Simplify right side
    22,669.62x = 267,948,670.59
  5. Step 5: Solve for x
    x = 267,948,670.59/22,669.62
  6. Step 6: Final answer
    x = 11,819.72

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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.