Home / 19,892.10-27,452.42-11,823.62

Finding the Fourth Proportional to 19,892.10, 27,452.42 and 11,823.62

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Solution

The fourth proportional to 19,892.10, 27,452.42 and 11,823.62 is: 16,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,892.10 : 27,452.42 = 11,823.62 : x
  2. Step 2: Convert to fraction form
    19,892.10/27,452.42 = 11,823.62/x
  3. Step 3: Cross multiply
    19,892.10x = 27,452.42 × 11,823.62
  4. Step 4: Simplify right side
    19,892.10x = 324,586,830.12
  5. Step 5: Solve for x
    x = 324,586,830.12/19,892.10
  6. Step 6: Final answer
    x = 16,317.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.