Home / 16,728.32-25,097.07-13,600.55

Finding the Fourth Proportional to 16,728.32, 25,097.07 and 13,600.55

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Solution

The fourth proportional to 16,728.32, 25,097.07 and 13,600.55 is: 20,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.32 : 25,097.07 = 13,600.55 : x
  2. Step 2: Convert to fraction form
    16,728.32/25,097.07 = 13,600.55/x
  3. Step 3: Cross multiply
    16,728.32x = 25,097.07 × 13,600.55
  4. Step 4: Simplify right side
    16,728.32x = 341,333,955.39
  5. Step 5: Solve for x
    x = 341,333,955.39/16,728.32
  6. Step 6: Final answer
    x = 20,404.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.