Home / 22,681.44-34,025.14-7,891.48

Finding the Fourth Proportional to 22,681.44, 34,025.14 and 7,891.48

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Solution

The fourth proportional to 22,681.44, 34,025.14 and 7,891.48 is: 11,838.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,681.44 : 34,025.14 = 7,891.48 : x
  2. Step 2: Convert to fraction form
    22,681.44/34,025.14 = 7,891.48/x
  3. Step 3: Cross multiply
    22,681.44x = 34,025.14 × 7,891.48
  4. Step 4: Simplify right side
    22,681.44x = 268,508,711.81
  5. Step 5: Solve for x
    x = 268,508,711.81/22,681.44
  6. Step 6: Final answer
    x = 11,838.26

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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.