Home / 16,557.11-22,843.01-9,385.98

Finding the Fourth Proportional to 16,557.11, 22,843.01 and 9,385.98

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Solution

The fourth proportional to 16,557.11, 22,843.01 and 9,385.98 is: 12,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557.11 : 22,843.01 = 9,385.98 : x
  2. Step 2: Convert to fraction form
    16,557.11/22,843.01 = 9,385.98/x
  3. Step 3: Cross multiply
    16,557.11x = 22,843.01 × 9,385.98
  4. Step 4: Simplify right side
    16,557.11x = 214,403,972.80
  5. Step 5: Solve for x
    x = 214,403,972.80/16,557.11
  6. Step 6: Final answer
    x = 12,949.36

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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.