Home / 25,524.18-35,213.40-18,825.75

Finding the Fourth Proportional to 25,524.18, 35,213.40 and 18,825.75

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Solution

The fourth proportional to 25,524.18, 35,213.40 and 18,825.75 is: 25,972.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,524.18 : 35,213.40 = 18,825.75 : x
  2. Step 2: Convert to fraction form
    25,524.18/35,213.40 = 18,825.75/x
  3. Step 3: Cross multiply
    25,524.18x = 35,213.40 × 18,825.75
  4. Step 4: Simplify right side
    25,524.18x = 662,918,665.05
  5. Step 5: Solve for x
    x = 662,918,665.05/25,524.18
  6. Step 6: Final answer
    x = 25,972.18

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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.