Home / 22,863.93-31,553.45-12,791.77

Finding the Fourth Proportional to 22,863.93, 31,553.45 and 12,791.77

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Solution

The fourth proportional to 22,863.93, 31,553.45 and 12,791.77 is: 17,653.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,863.93 : 31,553.45 = 12,791.77 : x
  2. Step 2: Convert to fraction form
    22,863.93/31,553.45 = 12,791.77/x
  3. Step 3: Cross multiply
    22,863.93x = 31,553.45 × 12,791.77
  4. Step 4: Simplify right side
    22,863.93x = 403,624,475.11
  5. Step 5: Solve for x
    x = 403,624,475.11/22,863.93
  6. Step 6: Final answer
    x = 17,653.33

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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.