Home / 25,274.45-34,877.45-15,200.95

Finding the Fourth Proportional to 25,274.45, 34,877.45 and 15,200.95

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Solution

The fourth proportional to 25,274.45, 34,877.45 and 15,200.95 is: 20,976.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,274.45 : 34,877.45 = 15,200.95 : x
  2. Step 2: Convert to fraction form
    25,274.45/34,877.45 = 15,200.95/x
  3. Step 3: Cross multiply
    25,274.45x = 34,877.45 × 15,200.95
  4. Step 4: Simplify right side
    25,274.45x = 530,170,297.57
  5. Step 5: Solve for x
    x = 530,170,297.57/25,274.45
  6. Step 6: Final answer
    x = 20,976.54

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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.