Home / 17,673.28-26,509.08-5,192.80

Finding the Fourth Proportional to 17,673.28, 26,509.08 and 5,192.80

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Solution

The fourth proportional to 17,673.28, 26,509.08 and 5,192.80 is: 7,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,673.28 : 26,509.08 = 5,192.80 : x
  2. Step 2: Convert to fraction form
    17,673.28/26,509.08 = 5,192.80/x
  3. Step 3: Cross multiply
    17,673.28x = 26,509.08 × 5,192.80
  4. Step 4: Simplify right side
    17,673.28x = 137,656,350.62
  5. Step 5: Solve for x
    x = 137,656,350.62/17,673.28
  6. Step 6: Final answer
    x = 7,788.95

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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.