Home / 22,988.98-34,455.60-10,491.88

Finding the Fourth Proportional to 22,988.98, 34,455.60 and 10,491.88

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Solution

The fourth proportional to 22,988.98, 34,455.60 and 10,491.88 is: 15,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988.98 : 34,455.60 = 10,491.88 : x
  2. Step 2: Convert to fraction form
    22,988.98/34,455.60 = 10,491.88/x
  3. Step 3: Cross multiply
    22,988.98x = 34,455.60 × 10,491.88
  4. Step 4: Simplify right side
    22,988.98x = 361,504,020.53
  5. Step 5: Solve for x
    x = 361,504,020.53/22,988.98
  6. Step 6: Final answer
    x = 15,725.10

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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.