Home / 27,634.94-38,137.24-15,700.30

Finding the Fourth Proportional to 27,634.94, 38,137.24 and 15,700.30

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Solution

The fourth proportional to 27,634.94, 38,137.24 and 15,700.30 is: 21,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.94 : 38,137.24 = 15,700.30 : x
  2. Step 2: Convert to fraction form
    27,634.94/38,137.24 = 15,700.30/x
  3. Step 3: Cross multiply
    27,634.94x = 38,137.24 × 15,700.30
  4. Step 4: Simplify right side
    27,634.94x = 598,766,176.47
  5. Step 5: Solve for x
    x = 598,766,176.47/27,634.94
  6. Step 6: Final answer
    x = 21,667.00

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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.