Home / 22,901.50-34,356.11-7,904.53

Finding the Fourth Proportional to 22,901.50, 34,356.11 and 7,904.53

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Solution

The fourth proportional to 22,901.50, 34,356.11 and 7,904.53 is: 11,858.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,901.50 : 34,356.11 = 7,904.53 : x
  2. Step 2: Convert to fraction form
    22,901.50/34,356.11 = 7,904.53/x
  3. Step 3: Cross multiply
    22,901.50x = 34,356.11 × 7,904.53
  4. Step 4: Simplify right side
    22,901.50x = 271,568,902.18
  5. Step 5: Solve for x
    x = 271,568,902.18/22,901.50
  6. Step 6: Final answer
    x = 11,858.13

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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.