Home / 16,036.88-22,131.03-8,866.68

Finding the Fourth Proportional to 16,036.88, 22,131.03 and 8,866.68

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Solution

The fourth proportional to 16,036.88, 22,131.03 and 8,866.68 is: 12,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,036.88 : 22,131.03 = 8,866.68 : x
  2. Step 2: Convert to fraction form
    16,036.88/22,131.03 = 8,866.68/x
  3. Step 3: Cross multiply
    16,036.88x = 22,131.03 × 8,866.68
  4. Step 4: Simplify right side
    16,036.88x = 196,228,761.08
  5. Step 5: Solve for x
    x = 196,228,761.08/16,036.88
  6. Step 6: Final answer
    x = 12,236.10

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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.