Home / 27,659.33-38,164.15-16,172.03

Finding the Fourth Proportional to 27,659.33, 38,164.15 and 16,172.03

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Solution

The fourth proportional to 27,659.33, 38,164.15 and 16,172.03 is: 22,314.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,659.33 : 38,164.15 = 16,172.03 : x
  2. Step 2: Convert to fraction form
    27,659.33/38,164.15 = 16,172.03/x
  3. Step 3: Cross multiply
    27,659.33x = 38,164.15 × 16,172.03
  4. Step 4: Simplify right side
    27,659.33x = 617,191,778.72
  5. Step 5: Solve for x
    x = 617,191,778.72/27,659.33
  6. Step 6: Final answer
    x = 22,314.05

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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.