Home / 28,816.28-39,777.92-24,767.08

Finding the Fourth Proportional to 28,816.28, 39,777.92 and 24,767.08

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Solution

The fourth proportional to 28,816.28, 39,777.92 and 24,767.08 is: 34,188.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,816.28 : 39,777.92 = 24,767.08 : x
  2. Step 2: Convert to fraction form
    28,816.28/39,777.92 = 24,767.08/x
  3. Step 3: Cross multiply
    28,816.28x = 39,777.92 × 24,767.08
  4. Step 4: Simplify right side
    28,816.28x = 985,182,926.87
  5. Step 5: Solve for x
    x = 985,182,926.87/28,816.28
  6. Step 6: Final answer
    x = 34,188.41

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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.