Home / 24,899.54-34,359.81-13,721.54

Finding the Fourth Proportional to 24,899.54, 34,359.81 and 13,721.54

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Solution

The fourth proportional to 24,899.54, 34,359.81 and 13,721.54 is: 18,934.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,899.54 : 34,359.81 = 13,721.54 : x
  2. Step 2: Convert to fraction form
    24,899.54/34,359.81 = 13,721.54/x
  3. Step 3: Cross multiply
    24,899.54x = 34,359.81 × 13,721.54
  4. Step 4: Simplify right side
    24,899.54x = 471,469,507.31
  5. Step 5: Solve for x
    x = 471,469,507.31/24,899.54
  6. Step 6: Final answer
    x = 18,934.87

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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.