Home / 25,149.09-34,706.48-13,819.29

Finding the Fourth Proportional to 25,149.09, 34,706.48 and 13,819.29

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Solution

The fourth proportional to 25,149.09, 34,706.48 and 13,819.29 is: 19,071.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149.09 : 34,706.48 = 13,819.29 : x
  2. Step 2: Convert to fraction form
    25,149.09/34,706.48 = 13,819.29/x
  3. Step 3: Cross multiply
    25,149.09x = 34,706.48 × 13,819.29
  4. Step 4: Simplify right side
    25,149.09x = 479,618,842.90
  5. Step 5: Solve for x
    x = 479,618,842.90/25,149.09
  6. Step 6: Final answer
    x = 19,071.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.