Home / 19,561.92-27,000.99-16,033.56

Finding the Fourth Proportional to 19,561.92, 27,000.99 and 16,033.56

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Solution

The fourth proportional to 19,561.92, 27,000.99 and 16,033.56 is: 22,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.92 : 27,000.99 = 16,033.56 : x
  2. Step 2: Convert to fraction form
    19,561.92/27,000.99 = 16,033.56/x
  3. Step 3: Cross multiply
    19,561.92x = 27,000.99 × 16,033.56
  4. Step 4: Simplify right side
    19,561.92x = 432,921,993.22
  5. Step 5: Solve for x
    x = 432,921,993.22/19,561.92
  6. Step 6: Final answer
    x = 22,130.85

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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.