Home / 28,884.18-39,882.69-22,614.42

Finding the Fourth Proportional to 28,884.18, 39,882.69 and 22,614.42

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Solution

The fourth proportional to 28,884.18, 39,882.69 and 22,614.42 is: 31,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.18 : 39,882.69 = 22,614.42 : x
  2. Step 2: Convert to fraction form
    28,884.18/39,882.69 = 22,614.42/x
  3. Step 3: Cross multiply
    28,884.18x = 39,882.69 × 22,614.42
  4. Step 4: Simplify right side
    28,884.18x = 901,923,902.39
  5. Step 5: Solve for x
    x = 901,923,902.39/28,884.18
  6. Step 6: Final answer
    x = 31,225.53

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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.