Home / 27,709.66-38,253.59-16,382.62

Finding the Fourth Proportional to 27,709.66, 38,253.59 and 16,382.62

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Solution

The fourth proportional to 27,709.66, 38,253.59 and 16,382.62 is: 22,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,709.66 : 38,253.59 = 16,382.62 : x
  2. Step 2: Convert to fraction form
    27,709.66/38,253.59 = 16,382.62/x
  3. Step 3: Cross multiply
    27,709.66x = 38,253.59 × 16,382.62
  4. Step 4: Simplify right side
    27,709.66x = 626,694,028.61
  5. Step 5: Solve for x
    x = 626,694,028.61/27,709.66
  6. Step 6: Final answer
    x = 22,616.45

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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.