Home / 17,934.05-26,900.15-5,453.80

Finding the Fourth Proportional to 17,934.05, 26,900.15 and 5,453.80

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Solution

The fourth proportional to 17,934.05, 26,900.15 and 5,453.80 is: 8,180.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,934.05 : 26,900.15 = 5,453.80 : x
  2. Step 2: Convert to fraction form
    17,934.05/26,900.15 = 5,453.80/x
  3. Step 3: Cross multiply
    17,934.05x = 26,900.15 × 5,453.80
  4. Step 4: Simplify right side
    17,934.05x = 146,707,943.55
  5. Step 5: Solve for x
    x = 146,707,943.55/17,934.05
  6. Step 6: Final answer
    x = 8,180.41

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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.