Home / 27,933.23-38,555.12-18,498.35

Finding the Fourth Proportional to 27,933.23, 38,555.12 and 18,498.35

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Solution

The fourth proportional to 27,933.23, 38,555.12 and 18,498.35 is: 25,532.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.23 : 38,555.12 = 18,498.35 : x
  2. Step 2: Convert to fraction form
    27,933.23/38,555.12 = 18,498.35/x
  3. Step 3: Cross multiply
    27,933.23x = 38,555.12 × 18,498.35
  4. Step 4: Simplify right side
    27,933.23x = 713,206,104.05
  5. Step 5: Solve for x
    x = 713,206,104.05/27,933.23
  6. Step 6: Final answer
    x = 25,532.53

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Similar ratio
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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.