Home / 16,189.23-22,338.18-9,018.97

Finding the Fourth Proportional to 16,189.23, 22,338.18 and 9,018.97

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Solution

The fourth proportional to 16,189.23, 22,338.18 and 9,018.97 is: 12,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,189.23 : 22,338.18 = 9,018.97 : x
  2. Step 2: Convert to fraction form
    16,189.23/22,338.18 = 9,018.97/x
  3. Step 3: Cross multiply
    16,189.23x = 22,338.18 × 9,018.97
  4. Step 4: Simplify right side
    16,189.23x = 201,467,319.43
  5. Step 5: Solve for x
    x = 201,467,319.43/16,189.23
  6. Step 6: Final answer
    x = 12,444.52

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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.