Home / 22,904.20-31,608.71-12,832.73

Finding the Fourth Proportional to 22,904.20, 31,608.71 and 12,832.73

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Solution

The fourth proportional to 22,904.20, 31,608.71 and 12,832.73 is: 17,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.20 : 31,608.71 = 12,832.73 : x
  2. Step 2: Convert to fraction form
    22,904.20/31,608.71 = 12,832.73/x
  3. Step 3: Cross multiply
    22,904.20x = 31,608.71 × 12,832.73
  4. Step 4: Simplify right side
    22,904.20x = 405,626,041.08
  5. Step 5: Solve for x
    x = 405,626,041.08/22,904.20
  6. Step 6: Final answer
    x = 17,709.68

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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.