Home / 17,119.52-25,679.20-5,433.65

Finding the Fourth Proportional to 17,119.52, 25,679.20 and 5,433.65

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Solution

The fourth proportional to 17,119.52, 25,679.20 and 5,433.65 is: 8,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.52 : 25,679.20 = 5,433.65 : x
  2. Step 2: Convert to fraction form
    17,119.52/25,679.20 = 5,433.65/x
  3. Step 3: Cross multiply
    17,119.52x = 25,679.20 × 5,433.65
  4. Step 4: Simplify right side
    17,119.52x = 139,531,785.08
  5. Step 5: Solve for x
    x = 139,531,785.08/17,119.52
  6. Step 6: Final answer
    x = 8,150.45

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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.