Home / 27,996.06-38,635.54-15,250.30

Finding the Fourth Proportional to 27,996.06, 38,635.54 and 15,250.30

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Solution

The fourth proportional to 27,996.06, 38,635.54 and 15,250.30 is: 21,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,996.06 : 38,635.54 = 15,250.30 : x
  2. Step 2: Convert to fraction form
    27,996.06/38,635.54 = 15,250.30/x
  3. Step 3: Cross multiply
    27,996.06x = 38,635.54 × 15,250.30
  4. Step 4: Simplify right side
    27,996.06x = 589,203,575.66
  5. Step 5: Solve for x
    x = 589,203,575.66/27,996.06
  6. Step 6: Final answer
    x = 21,045.95

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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.