Home / 28,249.28-38,991.57-17,632.52

Finding the Fourth Proportional to 28,249.28, 38,991.57 and 17,632.52

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Solution

The fourth proportional to 28,249.28, 38,991.57 and 17,632.52 is: 24,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,249.28 : 38,991.57 = 17,632.52 : x
  2. Step 2: Convert to fraction form
    28,249.28/38,991.57 = 17,632.52/x
  3. Step 3: Cross multiply
    28,249.28x = 38,991.57 × 17,632.52
  4. Step 4: Simplify right side
    28,249.28x = 687,519,637.86
  5. Step 5: Solve for x
    x = 687,519,637.86/28,249.28
  6. Step 6: Final answer
    x = 24,337.60

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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.