Home / 16,121.10-22,248.09-9,833.52

Finding the Fourth Proportional to 16,121.10, 22,248.09 and 9,833.52

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Solution

The fourth proportional to 16,121.10, 22,248.09 and 9,833.52 is: 13,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.10 : 22,248.09 = 9,833.52 : x
  2. Step 2: Convert to fraction form
    16,121.10/22,248.09 = 9,833.52/x
  3. Step 3: Cross multiply
    16,121.10x = 22,248.09 × 9,833.52
  4. Step 4: Simplify right side
    16,121.10x = 218,777,037.98
  5. Step 5: Solve for x
    x = 218,777,037.98/16,121.10
  6. Step 6: Final answer
    x = 13,570.85

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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.