Home / 18,614.79-25,701.84-11,454.33

Finding the Fourth Proportional to 18,614.79, 25,701.84 and 11,454.33

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Solution

The fourth proportional to 18,614.79, 25,701.84 and 11,454.33 is: 15,815.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614.79 : 25,701.84 = 11,454.33 : x
  2. Step 2: Convert to fraction form
    18,614.79/25,701.84 = 11,454.33/x
  3. Step 3: Cross multiply
    18,614.79x = 25,701.84 × 11,454.33
  4. Step 4: Simplify right side
    18,614.79x = 294,397,356.97
  5. Step 5: Solve for x
    x = 294,397,356.97/18,614.79
  6. Step 6: Final answer
    x = 15,815.24

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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.