Home / 27,634.28-38,135.36-15,059.04

Finding the Fourth Proportional to 27,634.28, 38,135.36 and 15,059.04

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Solution

The fourth proportional to 27,634.28, 38,135.36 and 15,059.04 is: 20,781.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.28 : 38,135.36 = 15,059.04 : x
  2. Step 2: Convert to fraction form
    27,634.28/38,135.36 = 15,059.04/x
  3. Step 3: Cross multiply
    27,634.28x = 38,135.36 × 15,059.04
  4. Step 4: Simplify right side
    27,634.28x = 574,281,911.65
  5. Step 5: Solve for x
    x = 574,281,911.65/27,634.28
  6. Step 6: Final answer
    x = 20,781.50

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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.