Home / 27,554.51-38,029.38-16,805.61

Finding the Fourth Proportional to 27,554.51, 38,029.38 and 16,805.61

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Solution

The fourth proportional to 27,554.51, 38,029.38 and 16,805.61 is: 23,194.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.51 : 38,029.38 = 16,805.61 : x
  2. Step 2: Convert to fraction form
    27,554.51/38,029.38 = 16,805.61/x
  3. Step 3: Cross multiply
    27,554.51x = 38,029.38 × 16,805.61
  4. Step 4: Simplify right side
    27,554.51x = 639,106,928.82
  5. Step 5: Solve for x
    x = 639,106,928.82/27,554.51
  6. Step 6: Final answer
    x = 23,194.28

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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.