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Finding the Fourth Proportional to 23,326.25, 34,986.11 and 6,687.71

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Solution

The fourth proportional to 23,326.25, 34,986.11 and 6,687.71 is: 10,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,326.25 : 34,986.11 = 6,687.71 : x
  2. Step 2: Convert to fraction form
    23,326.25/34,986.11 = 6,687.71/x
  3. Step 3: Cross multiply
    23,326.25x = 34,986.11 × 6,687.71
  4. Step 4: Simplify right side
    23,326.25x = 233,976,749.34
  5. Step 5: Solve for x
    x = 233,976,749.34/23,326.25
  6. Step 6: Final answer
    x = 10,030.62

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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.