Home / 19,914.71-29,869.18-5,874.04

Finding the Fourth Proportional to 19,914.71, 29,869.18 and 5,874.04

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Solution

The fourth proportional to 19,914.71, 29,869.18 and 5,874.04 is: 8,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.71 : 29,869.18 = 5,874.04 : x
  2. Step 2: Convert to fraction form
    19,914.71/29,869.18 = 5,874.04/x
  3. Step 3: Cross multiply
    19,914.71x = 29,869.18 × 5,874.04
  4. Step 4: Simplify right side
    19,914.71x = 175,452,805.75
  5. Step 5: Solve for x
    x = 175,452,805.75/19,914.71
  6. Step 6: Final answer
    x = 8,810.21

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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.