Home / 16,087.80-22,159.62-11,363.88

Finding the Fourth Proportional to 16,087.80, 22,159.62 and 11,363.88

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Solution

The fourth proportional to 16,087.80, 22,159.62 and 11,363.88 is: 15,652.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,087.80 : 22,159.62 = 11,363.88 : x
  2. Step 2: Convert to fraction form
    16,087.80/22,159.62 = 11,363.88/x
  3. Step 3: Cross multiply
    16,087.80x = 22,159.62 × 11,363.88
  4. Step 4: Simplify right side
    16,087.80x = 251,819,262.53
  5. Step 5: Solve for x
    x = 251,819,262.53/16,087.80
  6. Step 6: Final answer
    x = 15,652.81

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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.