Home / 22,331.70-30,817.83-12,261.17

Finding the Fourth Proportional to 22,331.70, 30,817.83 and 12,261.17

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Solution

The fourth proportional to 22,331.70, 30,817.83 and 12,261.17 is: 16,920.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.70 : 30,817.83 = 12,261.17 : x
  2. Step 2: Convert to fraction form
    22,331.70/30,817.83 = 12,261.17/x
  3. Step 3: Cross multiply
    22,331.70x = 30,817.83 × 12,261.17
  4. Step 4: Simplify right side
    22,331.70x = 377,862,622.01
  5. Step 5: Solve for x
    x = 377,862,622.01/22,331.70
  6. Step 6: Final answer
    x = 16,920.46

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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.