Home / 27,625.24-38,122.85-15,049.99

Finding the Fourth Proportional to 27,625.24, 38,122.85 and 15,049.99

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Solution

The fourth proportional to 27,625.24, 38,122.85 and 15,049.99 is: 20,769.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.24 : 38,122.85 = 15,049.99 : x
  2. Step 2: Convert to fraction form
    27,625.24/38,122.85 = 15,049.99/x
  3. Step 3: Cross multiply
    27,625.24x = 38,122.85 × 15,049.99
  4. Step 4: Simplify right side
    27,625.24x = 573,748,511.27
  5. Step 5: Solve for x
    x = 573,748,511.27/27,625.24
  6. Step 6: Final answer
    x = 20,769.00

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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.