Home / 15,043.28-22,550.73-5,175.66

Finding the Fourth Proportional to 15,043.28, 22,550.73 and 5,175.66

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Solution

The fourth proportional to 15,043.28, 22,550.73 and 5,175.66 is: 7,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043.28 : 22,550.73 = 5,175.66 : x
  2. Step 2: Convert to fraction form
    15,043.28/22,550.73 = 5,175.66/x
  3. Step 3: Cross multiply
    15,043.28x = 22,550.73 × 5,175.66
  4. Step 4: Simplify right side
    15,043.28x = 116,714,911.23
  5. Step 5: Solve for x
    x = 116,714,911.23/15,043.28
  6. Step 6: Final answer
    x = 7,758.61

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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.