Home / 23,819.79-35,734.83-7,178.55

Finding the Fourth Proportional to 23,819.79, 35,734.83 and 7,178.55

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Solution

The fourth proportional to 23,819.79, 35,734.83 and 7,178.55 is: 10,769.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,819.79 : 35,734.83 = 7,178.55 : x
  2. Step 2: Convert to fraction form
    23,819.79/35,734.83 = 7,178.55/x
  3. Step 3: Cross multiply
    23,819.79x = 35,734.83 × 7,178.55
  4. Step 4: Simplify right side
    23,819.79x = 256,524,263.90
  5. Step 5: Solve for x
    x = 256,524,263.90/23,819.79
  6. Step 6: Final answer
    x = 10,769.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.