Home / 15,814.12-23,724.42-4,721.44

Finding the Fourth Proportional to 15,814.12, 23,724.42 and 4,721.44

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Solution

The fourth proportional to 15,814.12, 23,724.42 and 4,721.44 is: 7,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814.12 : 23,724.42 = 4,721.44 : x
  2. Step 2: Convert to fraction form
    15,814.12/23,724.42 = 4,721.44/x
  3. Step 3: Cross multiply
    15,814.12x = 23,724.42 × 4,721.44
  4. Step 4: Simplify right side
    15,814.12x = 112,013,425.56
  5. Step 5: Solve for x
    x = 112,013,425.56/15,814.12
  6. Step 6: Final answer
    x = 7,083.13

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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.