Home / 17,815.44-24,542.49-14,982.87

Finding the Fourth Proportional to 17,815.44, 24,542.49 and 14,982.87

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Solution

The fourth proportional to 17,815.44, 24,542.49 and 14,982.87 is: 20,640.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815.44 : 24,542.49 = 14,982.87 : x
  2. Step 2: Convert to fraction form
    17,815.44/24,542.49 = 14,982.87/x
  3. Step 3: Cross multiply
    17,815.44x = 24,542.49 × 14,982.87
  4. Step 4: Simplify right side
    17,815.44x = 367,717,085.37
  5. Step 5: Solve for x
    x = 367,717,085.37/17,815.44
  6. Step 6: Final answer
    x = 20,640.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.