Home / 23,311.20-34,955.28-7,723.56

Finding the Fourth Proportional to 23,311.20, 34,955.28 and 7,723.56

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Solution

The fourth proportional to 23,311.20, 34,955.28 and 7,723.56 is: 11,581.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,311.20 : 34,955.28 = 7,723.56 : x
  2. Step 2: Convert to fraction form
    23,311.20/34,955.28 = 7,723.56/x
  3. Step 3: Cross multiply
    23,311.20x = 34,955.28 × 7,723.56
  4. Step 4: Simplify right side
    23,311.20x = 269,979,202.40
  5. Step 5: Solve for x
    x = 269,979,202.40/23,311.20
  6. Step 6: Final answer
    x = 11,581.52

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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.