Home / 23,112.80-34,688.85-9,082.64

Finding the Fourth Proportional to 23,112.80, 34,688.85 and 9,082.64

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Solution

The fourth proportional to 23,112.80, 34,688.85 and 9,082.64 is: 13,631.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,112.80 : 34,688.85 = 9,082.64 : x
  2. Step 2: Convert to fraction form
    23,112.80/34,688.85 = 9,082.64/x
  3. Step 3: Cross multiply
    23,112.80x = 34,688.85 × 9,082.64
  4. Step 4: Simplify right side
    23,112.80x = 315,066,163.12
  5. Step 5: Solve for x
    x = 315,066,163.12/23,112.80
  6. Step 6: Final answer
    x = 13,631.68

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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.