Home / 27,085.92-37,387.97-18,616.08

Finding the Fourth Proportional to 27,085.92, 37,387.97 and 18,616.08

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Solution

The fourth proportional to 27,085.92, 37,387.97 and 18,616.08 is: 25,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.92 : 37,387.97 = 18,616.08 : x
  2. Step 2: Convert to fraction form
    27,085.92/37,387.97 = 18,616.08/x
  3. Step 3: Cross multiply
    27,085.92x = 37,387.97 × 18,616.08
  4. Step 4: Simplify right side
    27,085.92x = 696,017,347.48
  5. Step 5: Solve for x
    x = 696,017,347.48/27,085.92
  6. Step 6: Final answer
    x = 25,696.65

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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.