Home / 25,743.12-38,515.56-23,876.88

Finding the Fourth Proportional to 25,743.12, 38,515.56 and 23,876.88

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Solution

The fourth proportional to 25,743.12, 38,515.56 and 23,876.88 is: 35,723.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,743.12 : 38,515.56 = 23,876.88 : x
  2. Step 2: Convert to fraction form
    25,743.12/38,515.56 = 23,876.88/x
  3. Step 3: Cross multiply
    25,743.12x = 38,515.56 × 23,876.88
  4. Step 4: Simplify right side
    25,743.12x = 919,631,404.25
  5. Step 5: Solve for x
    x = 919,631,404.25/25,743.12
  6. Step 6: Final answer
    x = 35,723.39

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1.5x scale

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.