Home / 17,540.79-24,232.74-11,505.35

Finding the Fourth Proportional to 17,540.79, 24,232.74 and 11,505.35

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Solution

The fourth proportional to 17,540.79, 24,232.74 and 11,505.35 is: 15,894.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,540.79 : 24,232.74 = 11,505.35 : x
  2. Step 2: Convert to fraction form
    17,540.79/24,232.74 = 11,505.35/x
  3. Step 3: Cross multiply
    17,540.79x = 24,232.74 × 11,505.35
  4. Step 4: Simplify right side
    17,540.79x = 278,806,201.52
  5. Step 5: Solve for x
    x = 278,806,201.52/17,540.79
  6. Step 6: Final answer
    x = 15,894.74

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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.