Home / 22,297.74-30,770.19-12,225.92

Finding the Fourth Proportional to 22,297.74, 30,770.19 and 12,225.92

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Solution

The fourth proportional to 22,297.74, 30,770.19 and 12,225.92 is: 16,871.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,297.74 : 30,770.19 = 12,225.92 : x
  2. Step 2: Convert to fraction form
    22,297.74/30,770.19 = 12,225.92/x
  3. Step 3: Cross multiply
    22,297.74x = 30,770.19 × 12,225.92
  4. Step 4: Simplify right side
    22,297.74x = 376,193,727.47
  5. Step 5: Solve for x
    x = 376,193,727.47/22,297.74
  6. Step 6: Final answer
    x = 16,871.38

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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.