Home / 27,666.68-38,180.94-15,092.12

Finding the Fourth Proportional to 27,666.68, 38,180.94 and 15,092.12

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Solution

The fourth proportional to 27,666.68, 38,180.94 and 15,092.12 is: 20,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,666.68 : 38,180.94 = 15,092.12 : x
  2. Step 2: Convert to fraction form
    27,666.68/38,180.94 = 15,092.12/x
  3. Step 3: Cross multiply
    27,666.68x = 38,180.94 × 15,092.12
  4. Step 4: Simplify right side
    27,666.68x = 576,231,328.19
  5. Step 5: Solve for x
    x = 576,231,328.19/27,666.68
  6. Step 6: Final answer
    x = 20,827.63

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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.