Home / 27,998.75-38,637.62-16,061.30

Finding the Fourth Proportional to 27,998.75, 38,637.62 and 16,061.30

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Solution

The fourth proportional to 27,998.75, 38,637.62 and 16,061.30 is: 22,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,998.75 : 38,637.62 = 16,061.30 : x
  2. Step 2: Convert to fraction form
    27,998.75/38,637.62 = 16,061.30/x
  3. Step 3: Cross multiply
    27,998.75x = 38,637.62 × 16,061.30
  4. Step 4: Simplify right side
    27,998.75x = 620,570,132.61
  5. Step 5: Solve for x
    x = 620,570,132.61/27,998.75
  6. Step 6: Final answer
    x = 22,164.21

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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.