Home / 23,147.81-34,767.86-21,842.22

Finding the Fourth Proportional to 23,147.81, 34,767.86 and 21,842.22

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Solution

The fourth proportional to 23,147.81, 34,767.86 and 21,842.22 is: 32,806.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.81 : 34,767.86 = 21,842.22 : x
  2. Step 2: Convert to fraction form
    23,147.81/34,767.86 = 21,842.22/x
  3. Step 3: Cross multiply
    23,147.81x = 34,767.86 × 21,842.22
  4. Step 4: Simplify right side
    23,147.81x = 759,407,268.22
  5. Step 5: Solve for x
    x = 759,407,268.22/23,147.81
  6. Step 6: Final answer
    x = 32,806.88

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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.