Home / 27,509.88-37,961.49-16,179.81

Finding the Fourth Proportional to 27,509.88, 37,961.49 and 16,179.81

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Solution

The fourth proportional to 27,509.88, 37,961.49 and 16,179.81 is: 22,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.88 : 37,961.49 = 16,179.81 : x
  2. Step 2: Convert to fraction form
    27,509.88/37,961.49 = 16,179.81/x
  3. Step 3: Cross multiply
    27,509.88x = 37,961.49 × 16,179.81
  4. Step 4: Simplify right side
    27,509.88x = 614,209,695.52
  5. Step 5: Solve for x
    x = 614,209,695.52/27,509.88
  6. Step 6: Final answer
    x = 22,326.88

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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.