Home / 17,818.24-26,728.08-5,338.48

Finding the Fourth Proportional to 17,818.24, 26,728.08 and 5,338.48

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Solution

The fourth proportional to 17,818.24, 26,728.08 and 5,338.48 is: 8,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,818.24 : 26,728.08 = 5,338.48 : x
  2. Step 2: Convert to fraction form
    17,818.24/26,728.08 = 5,338.48/x
  3. Step 3: Cross multiply
    17,818.24x = 26,728.08 × 5,338.48
  4. Step 4: Simplify right side
    17,818.24x = 142,687,320.52
  5. Step 5: Solve for x
    x = 142,687,320.52/17,818.24
  6. Step 6: Final answer
    x = 8,007.94

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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.