Home / 20,013.84-30,062.28-15,882.96

Finding the Fourth Proportional to 20,013.84, 30,062.28 and 15,882.96

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Solution

The fourth proportional to 20,013.84, 30,062.28 and 15,882.96 is: 23,857.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,013.84 : 30,062.28 = 15,882.96 : x
  2. Step 2: Convert to fraction form
    20,013.84/30,062.28 = 15,882.96/x
  3. Step 3: Cross multiply
    20,013.84x = 30,062.28 × 15,882.96
  4. Step 4: Simplify right side
    20,013.84x = 477,477,990.75
  5. Step 5: Solve for x
    x = 477,477,990.75/20,013.84
  6. Step 6: Final answer
    x = 23,857.39

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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.