Home / 19,892.75-27,452.69-10,940.93

Finding the Fourth Proportional to 19,892.75, 27,452.69 and 10,940.93

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Solution

The fourth proportional to 19,892.75, 27,452.69 and 10,940.93 is: 15,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,892.75 : 27,452.69 = 10,940.93 : x
  2. Step 2: Convert to fraction form
    19,892.75/27,452.69 = 10,940.93/x
  3. Step 3: Cross multiply
    19,892.75x = 27,452.69 × 10,940.93
  4. Step 4: Simplify right side
    19,892.75x = 300,357,904.90
  5. Step 5: Solve for x
    x = 300,357,904.90/19,892.75
  6. Step 6: Final answer
    x = 15,098.86

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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.