Home / 19,962.26-29,938.28-5,919

Finding the Fourth Proportional to 19,962.26, 29,938.28 and 5,919

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Solution

The fourth proportional to 19,962.26, 29,938.28 and 5,919 is: 8,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.26 : 29,938.28 = 5,919 : x
  2. Step 2: Convert to fraction form
    19,962.26/29,938.28 = 5,919/x
  3. Step 3: Cross multiply
    19,962.26x = 29,938.28 × 5,919
  4. Step 4: Simplify right side
    19,962.26x = 177,204,679.32
  5. Step 5: Solve for x
    x = 177,204,679.32/19,962.26
  6. Step 6: Final answer
    x = 8,876.98

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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.