Home / 22,361.96-30,861.47-12,292.36

Finding the Fourth Proportional to 22,361.96, 30,861.47 and 12,292.36

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Solution

The fourth proportional to 22,361.96, 30,861.47 and 12,292.36 is: 16,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361.96 : 30,861.47 = 12,292.36 : x
  2. Step 2: Convert to fraction form
    22,361.96/30,861.47 = 12,292.36/x
  3. Step 3: Cross multiply
    22,361.96x = 30,861.47 × 12,292.36
  4. Step 4: Simplify right side
    22,361.96x = 379,360,252.95
  5. Step 5: Solve for x
    x = 379,360,252.95/22,361.96
  6. Step 6: Final answer
    x = 16,964.53

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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.