Home / 27,471.94-37,910.85-15,534.88

Finding the Fourth Proportional to 27,471.94, 37,910.85 and 15,534.88

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Solution

The fourth proportional to 27,471.94, 37,910.85 and 15,534.88 is: 21,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,471.94 : 37,910.85 = 15,534.88 : x
  2. Step 2: Convert to fraction form
    27,471.94/37,910.85 = 15,534.88/x
  3. Step 3: Cross multiply
    27,471.94x = 37,910.85 × 15,534.88
  4. Step 4: Simplify right side
    27,471.94x = 588,940,505.45
  5. Step 5: Solve for x
    x = 588,940,505.45/27,471.94
  6. Step 6: Final answer
    x = 21,437.89

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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.