Home / 25,149.90-34,706.69-13,819.52

Finding the Fourth Proportional to 25,149.90, 34,706.69 and 13,819.52

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Solution

The fourth proportional to 25,149.90, 34,706.69 and 13,819.52 is: 19,070.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149.90 : 34,706.69 = 13,819.52 : x
  2. Step 2: Convert to fraction form
    25,149.90/34,706.69 = 13,819.52/x
  3. Step 3: Cross multiply
    25,149.90x = 34,706.69 × 13,819.52
  4. Step 4: Simplify right side
    25,149.90x = 479,629,623.06
  5. Step 5: Solve for x
    x = 479,629,623.06/25,149.90
  6. Step 6: Final answer
    x = 19,070.84

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1.5x scale

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.