Home / 23,151.24-34,751.58-20,395.62

Finding the Fourth Proportional to 23,151.24, 34,751.58 and 20,395.62

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Solution

The fourth proportional to 23,151.24, 34,751.58 and 20,395.62 is: 30,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,151.24 : 34,751.58 = 20,395.62 : x
  2. Step 2: Convert to fraction form
    23,151.24/34,751.58 = 20,395.62/x
  3. Step 3: Cross multiply
    23,151.24x = 34,751.58 × 20,395.62
  4. Step 4: Simplify right side
    23,151.24x = 708,780,020.08
  5. Step 5: Solve for x
    x = 708,780,020.08/23,151.24
  6. Step 6: Final answer
    x = 30,615.21

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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.