Home / 18,803.46-25,949.50-10,738.43

Finding the Fourth Proportional to 18,803.46, 25,949.50 and 10,738.43

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Solution

The fourth proportional to 18,803.46, 25,949.50 and 10,738.43 is: 14,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,803.46 : 25,949.50 = 10,738.43 : x
  2. Step 2: Convert to fraction form
    18,803.46/25,949.50 = 10,738.43/x
  3. Step 3: Cross multiply
    18,803.46x = 25,949.50 × 10,738.43
  4. Step 4: Simplify right side
    18,803.46x = 278,656,889.29
  5. Step 5: Solve for x
    x = 278,656,889.29/18,803.46
  6. Step 6: Final answer
    x = 14,819.45

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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.