Home / 18,324.70-25,287.82-10,771.85

Finding the Fourth Proportional to 18,324.70, 25,287.82 and 10,771.85

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Solution

The fourth proportional to 18,324.70, 25,287.82 and 10,771.85 is: 14,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.70 : 25,287.82 = 10,771.85 : x
  2. Step 2: Convert to fraction form
    18,324.70/25,287.82 = 10,771.85/x
  3. Step 3: Cross multiply
    18,324.70x = 25,287.82 × 10,771.85
  4. Step 4: Simplify right side
    18,324.70x = 272,396,640.16
  5. Step 5: Solve for x
    x = 272,396,640.16/18,324.70
  6. Step 6: Final answer
    x = 14,865.00

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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.