Home / 16,983.20-23,433.32-10,269.11

Finding the Fourth Proportional to 16,983.20, 23,433.32 and 10,269.11

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Solution

The fourth proportional to 16,983.20, 23,433.32 and 10,269.11 is: 14,169.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983.20 : 23,433.32 = 10,269.11 : x
  2. Step 2: Convert to fraction form
    16,983.20/23,433.32 = 10,269.11/x
  3. Step 3: Cross multiply
    16,983.20x = 23,433.32 × 10,269.11
  4. Step 4: Simplify right side
    16,983.20x = 240,639,172.23
  5. Step 5: Solve for x
    x = 240,639,172.23/16,983.20
  6. Step 6: Final answer
    x = 14,169.25

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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.