Home / 22,904.39-31,609.97-12,697.92

Finding the Fourth Proportional to 22,904.39, 31,609.97 and 12,697.92

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Solution

The fourth proportional to 22,904.39, 31,609.97 and 12,697.92 is: 17,524.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.39 : 31,609.97 = 12,697.92 : x
  2. Step 2: Convert to fraction form
    22,904.39/31,609.97 = 12,697.92/x
  3. Step 3: Cross multiply
    22,904.39x = 31,609.97 × 12,697.92
  4. Step 4: Simplify right side
    22,904.39x = 401,380,870.26
  5. Step 5: Solve for x
    x = 401,380,870.26/22,904.39
  6. Step 6: Final answer
    x = 17,524.19

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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.