Home / 22,331.24-30,817.26-12,259.81

Finding the Fourth Proportional to 22,331.24, 30,817.26 and 12,259.81

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Solution

The fourth proportional to 22,331.24, 30,817.26 and 12,259.81 is: 16,918.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.24 : 30,817.26 = 12,259.81 : x
  2. Step 2: Convert to fraction form
    22,331.24/30,817.26 = 12,259.81/x
  3. Step 3: Cross multiply
    22,331.24x = 30,817.26 × 12,259.81
  4. Step 4: Simplify right side
    22,331.24x = 377,813,617.50
  5. Step 5: Solve for x
    x = 377,813,617.50/22,331.24
  6. Step 6: Final answer
    x = 16,918.61

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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.