Home / 27,998.82-38,643.66-16,062.30

Finding the Fourth Proportional to 27,998.82, 38,643.66 and 16,062.30

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Solution

The fourth proportional to 27,998.82, 38,643.66 and 16,062.30 is: 22,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,998.82 : 38,643.66 = 16,062.30 : x
  2. Step 2: Convert to fraction form
    27,998.82/38,643.66 = 16,062.30/x
  3. Step 3: Cross multiply
    27,998.82x = 38,643.66 × 16,062.30
  4. Step 4: Simplify right side
    27,998.82x = 620,706,060.02
  5. Step 5: Solve for x
    x = 620,706,060.02/27,998.82
  6. Step 6: Final answer
    x = 22,169.01

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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.