Home / 16,982.04-23,436.39-9,813.24

Finding the Fourth Proportional to 16,982.04, 23,436.39 and 9,813.24

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Solution

The fourth proportional to 16,982.04, 23,436.39 and 9,813.24 is: 13,542.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.04 : 23,436.39 = 9,813.24 : x
  2. Step 2: Convert to fraction form
    16,982.04/23,436.39 = 9,813.24/x
  3. Step 3: Cross multiply
    16,982.04x = 23,436.39 × 9,813.24
  4. Step 4: Simplify right side
    16,982.04x = 229,986,919.80
  5. Step 5: Solve for x
    x = 229,986,919.80/16,982.04
  6. Step 6: Final answer
    x = 13,542.95

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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.