Home / 22,914.81-34,374.38-7,120.04

Finding the Fourth Proportional to 22,914.81, 34,374.38 and 7,120.04

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Solution

The fourth proportional to 22,914.81, 34,374.38 and 7,120.04 is: 10,680.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914.81 : 34,374.38 = 7,120.04 : x
  2. Step 2: Convert to fraction form
    22,914.81/34,374.38 = 7,120.04/x
  3. Step 3: Cross multiply
    22,914.81x = 34,374.38 × 7,120.04
  4. Step 4: Simplify right side
    22,914.81x = 244,746,753.10
  5. Step 5: Solve for x
    x = 244,746,753.10/22,914.81
  6. Step 6: Final answer
    x = 10,680.72

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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.