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Finding the Fourth Proportional to 22,381.48, 33,583.98 and 9,910.13

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Solution

The fourth proportional to 22,381.48, 33,583.98 and 9,910.13 is: 14,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,381.48 : 33,583.98 = 9,910.13 : x
  2. Step 2: Convert to fraction form
    22,381.48/33,583.98 = 9,910.13/x
  3. Step 3: Cross multiply
    22,381.48x = 33,583.98 × 9,910.13
  4. Step 4: Simplify right side
    22,381.48x = 332,821,607.72
  5. Step 5: Solve for x
    x = 332,821,607.72/22,381.48
  6. Step 6: Final answer
    x = 14,870.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.