Home / 25,638.28-35,375.53-14,734.30

Finding the Fourth Proportional to 25,638.28, 35,375.53 and 14,734.30

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Solution

The fourth proportional to 25,638.28, 35,375.53 and 14,734.30 is: 20,330.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638.28 : 35,375.53 = 14,734.30 : x
  2. Step 2: Convert to fraction form
    25,638.28/35,375.53 = 14,734.30/x
  3. Step 3: Cross multiply
    25,638.28x = 35,375.53 × 14,734.30
  4. Step 4: Simplify right side
    25,638.28x = 521,233,671.68
  5. Step 5: Solve for x
    x = 521,233,671.68/25,638.28
  6. Step 6: Final answer
    x = 20,330.29

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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.