Home / 17,367.20-26,044.40-5,680.80

Finding the Fourth Proportional to 17,367.20, 26,044.40 and 5,680.80

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Solution

The fourth proportional to 17,367.20, 26,044.40 and 5,680.80 is: 8,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,367.20 : 26,044.40 = 5,680.80 : x
  2. Step 2: Convert to fraction form
    17,367.20/26,044.40 = 5,680.80/x
  3. Step 3: Cross multiply
    17,367.20x = 26,044.40 × 5,680.80
  4. Step 4: Simplify right side
    17,367.20x = 147,953,027.52
  5. Step 5: Solve for x
    x = 147,953,027.52/17,367.20
  6. Step 6: Final answer
    x = 8,519.11

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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.