Home / 27,882.99-38,466.36-15,941.97

Finding the Fourth Proportional to 27,882.99, 38,466.36 and 15,941.97

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Solution

The fourth proportional to 27,882.99, 38,466.36 and 15,941.97 is: 21,992.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,882.99 : 38,466.36 = 15,941.97 : x
  2. Step 2: Convert to fraction form
    27,882.99/38,466.36 = 15,941.97/x
  3. Step 3: Cross multiply
    27,882.99x = 38,466.36 × 15,941.97
  4. Step 4: Simplify right side
    27,882.99x = 613,229,557.13
  5. Step 5: Solve for x
    x = 613,229,557.13/27,882.99
  6. Step 6: Final answer
    x = 21,992.96

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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.