Home / 27,554.01-38,028.69-16,805.11

Finding the Fourth Proportional to 27,554.01, 38,028.69 and 16,805.11

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Solution

The fourth proportional to 27,554.01, 38,028.69 and 16,805.11 is: 23,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.01 : 38,028.69 = 16,805.11 : x
  2. Step 2: Convert to fraction form
    27,554.01/38,028.69 = 16,805.11/x
  3. Step 3: Cross multiply
    27,554.01x = 38,028.69 × 16,805.11
  4. Step 4: Simplify right side
    27,554.01x = 639,076,318.61
  5. Step 5: Solve for x
    x = 639,076,318.61/27,554.01
  6. Step 6: Final answer
    x = 23,193.59

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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.