Home / 21,394.73-32,097.56-8,243.57

Finding the Fourth Proportional to 21,394.73, 32,097.56 and 8,243.57

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Solution

The fourth proportional to 21,394.73, 32,097.56 and 8,243.57 is: 12,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,394.73 : 32,097.56 = 8,243.57 : x
  2. Step 2: Convert to fraction form
    21,394.73/32,097.56 = 8,243.57/x
  3. Step 3: Cross multiply
    21,394.73x = 32,097.56 × 8,243.57
  4. Step 4: Simplify right side
    21,394.73x = 264,598,280.98
  5. Step 5: Solve for x
    x = 264,598,280.98/21,394.73
  6. Step 6: Final answer
    x = 12,367.45

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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.