Home / 18,340.96-25,310.85-10,274.54

Finding the Fourth Proportional to 18,340.96, 25,310.85 and 10,274.54

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Solution

The fourth proportional to 18,340.96, 25,310.85 and 10,274.54 is: 14,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.96 : 25,310.85 = 10,274.54 : x
  2. Step 2: Convert to fraction form
    18,340.96/25,310.85 = 10,274.54/x
  3. Step 3: Cross multiply
    18,340.96x = 25,310.85 × 10,274.54
  4. Step 4: Simplify right side
    18,340.96x = 260,057,434.52
  5. Step 5: Solve for x
    x = 260,057,434.52/18,340.96
  6. Step 6: Final answer
    x = 14,179.06

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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.