Home / 25,610.12-35,339.38-14,278.55

Finding the Fourth Proportional to 25,610.12, 35,339.38 and 14,278.55

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Solution

The fourth proportional to 25,610.12, 35,339.38 and 14,278.55 is: 19,702.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610.12 : 35,339.38 = 14,278.55 : x
  2. Step 2: Convert to fraction form
    25,610.12/35,339.38 = 14,278.55/x
  3. Step 3: Cross multiply
    25,610.12x = 35,339.38 × 14,278.55
  4. Step 4: Simplify right side
    25,610.12x = 504,595,104.30
  5. Step 5: Solve for x
    x = 504,595,104.30/25,610.12
  6. Step 6: Final answer
    x = 19,702.96

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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.