Home / 15,308.20-22,956.90-6,992.20

Finding the Fourth Proportional to 15,308.20, 22,956.90 and 6,992.20

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Solution

The fourth proportional to 15,308.20, 22,956.90 and 6,992.20 is: 10,485.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,308.20 : 22,956.90 = 6,992.20 : x
  2. Step 2: Convert to fraction form
    15,308.20/22,956.90 = 6,992.20/x
  3. Step 3: Cross multiply
    15,308.20x = 22,956.90 × 6,992.20
  4. Step 4: Simplify right side
    15,308.20x = 160,519,236.18
  5. Step 5: Solve for x
    x = 160,519,236.18/15,308.20
  6. Step 6: Final answer
    x = 10,485.83

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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.