Home / 23,213.56-34,824.66-7,642.12

Finding the Fourth Proportional to 23,213.56, 34,824.66 and 7,642.12

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Solution

The fourth proportional to 23,213.56, 34,824.66 and 7,642.12 is: 11,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,213.56 : 34,824.66 = 7,642.12 : x
  2. Step 2: Convert to fraction form
    23,213.56/34,824.66 = 7,642.12/x
  3. Step 3: Cross multiply
    23,213.56x = 34,824.66 × 7,642.12
  4. Step 4: Simplify right side
    23,213.56x = 266,134,230.68
  5. Step 5: Solve for x
    x = 266,134,230.68/23,213.56
  6. Step 6: Final answer
    x = 11,464.60

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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.