Home / 25,157.68-34,716.12-14,546.56

Finding the Fourth Proportional to 25,157.68, 34,716.12 and 14,546.56

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Solution

The fourth proportional to 25,157.68, 34,716.12 and 14,546.56 is: 20,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.68 : 34,716.12 = 14,546.56 : x
  2. Step 2: Convert to fraction form
    25,157.68/34,716.12 = 14,546.56/x
  3. Step 3: Cross multiply
    25,157.68x = 34,716.12 × 14,546.56
  4. Step 4: Simplify right side
    25,157.68x = 505,000,122.55
  5. Step 5: Solve for x
    x = 505,000,122.55/25,157.68
  6. Step 6: Final answer
    x = 20,073.40

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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.