Home / 22,737.73-31,378.04-13,183.16

Finding the Fourth Proportional to 22,737.73, 31,378.04 and 13,183.16

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Solution

The fourth proportional to 22,737.73, 31,378.04 and 13,183.16 is: 18,192.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,737.73 : 31,378.04 = 13,183.16 : x
  2. Step 2: Convert to fraction form
    22,737.73/31,378.04 = 13,183.16/x
  3. Step 3: Cross multiply
    22,737.73x = 31,378.04 × 13,183.16
  4. Step 4: Simplify right side
    22,737.73x = 413,661,499.00
  5. Step 5: Solve for x
    x = 413,661,499.00/22,737.73
  6. Step 6: Final answer
    x = 18,192.74

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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.