Home / 15,558.24-23,329.68-6,789.36

Finding the Fourth Proportional to 15,558.24, 23,329.68 and 6,789.36

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Solution

The fourth proportional to 15,558.24, 23,329.68 and 6,789.36 is: 10,180.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,558.24 : 23,329.68 = 6,789.36 : x
  2. Step 2: Convert to fraction form
    15,558.24/23,329.68 = 6,789.36/x
  3. Step 3: Cross multiply
    15,558.24x = 23,329.68 × 6,789.36
  4. Step 4: Simplify right side
    15,558.24x = 158,393,596.20
  5. Step 5: Solve for x
    x = 158,393,596.20/15,558.24
  6. Step 6: Final answer
    x = 10,180.69

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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.