Home / 18,183.29-25,092.85-10,628.12

Finding the Fourth Proportional to 18,183.29, 25,092.85 and 10,628.12

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Solution

The fourth proportional to 18,183.29, 25,092.85 and 10,628.12 is: 14,666.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.29 : 25,092.85 = 10,628.12 : x
  2. Step 2: Convert to fraction form
    18,183.29/25,092.85 = 10,628.12/x
  3. Step 3: Cross multiply
    18,183.29x = 25,092.85 × 10,628.12
  4. Step 4: Simplify right side
    18,183.29x = 266,689,758.21
  5. Step 5: Solve for x
    x = 266,689,758.21/18,183.29
  6. Step 6: Final answer
    x = 14,666.75

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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.