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Finding the Fourth Proportional to 22,926.15, 34,388.04 and 6,285.90

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Solution

The fourth proportional to 22,926.15, 34,388.04 and 6,285.90 is: 9,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,926.15 : 34,388.04 = 6,285.90 : x
  2. Step 2: Convert to fraction form
    22,926.15/34,388.04 = 6,285.90/x
  3. Step 3: Cross multiply
    22,926.15x = 34,388.04 × 6,285.90
  4. Step 4: Simplify right side
    22,926.15x = 216,159,780.64
  5. Step 5: Solve for x
    x = 216,159,780.64/22,926.15
  6. Step 6: Final answer
    x = 9,428.53

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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.