Home / 27,753.93-38,300.99-15,179.49

Finding the Fourth Proportional to 27,753.93, 38,300.99 and 15,179.49

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Solution

The fourth proportional to 27,753.93, 38,300.99 and 15,179.49 is: 20,948.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,753.93 : 38,300.99 = 15,179.49 : x
  2. Step 2: Convert to fraction form
    27,753.93/38,300.99 = 15,179.49/x
  3. Step 3: Cross multiply
    27,753.93x = 38,300.99 × 15,179.49
  4. Step 4: Simplify right side
    27,753.93x = 581,389,418.80
  5. Step 5: Solve for x
    x = 581,389,418.80/27,753.93
  6. Step 6: Final answer
    x = 20,948.00

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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.