Home / 17,089.28-23,572.32-15,067.52

Finding the Fourth Proportional to 17,089.28, 23,572.32 and 15,067.52

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Solution

The fourth proportional to 17,089.28, 23,572.32 and 15,067.52 is: 20,783.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,089.28 : 23,572.32 = 15,067.52 : x
  2. Step 2: Convert to fraction form
    17,089.28/23,572.32 = 15,067.52/x
  3. Step 3: Cross multiply
    17,089.28x = 23,572.32 × 15,067.52
  4. Step 4: Simplify right side
    17,089.28x = 355,176,403.05
  5. Step 5: Solve for x
    x = 355,176,403.05/17,089.28
  6. Step 6: Final answer
    x = 20,783.58

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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.