Home / 22,381.25-33,579.84-9,899.69

Finding the Fourth Proportional to 22,381.25, 33,579.84 and 9,899.69

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Solution

The fourth proportional to 22,381.25, 33,579.84 and 9,899.69 is: 14,853.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,381.25 : 33,579.84 = 9,899.69 : x
  2. Step 2: Convert to fraction form
    22,381.25/33,579.84 = 9,899.69/x
  3. Step 3: Cross multiply
    22,381.25x = 33,579.84 × 9,899.69
  4. Step 4: Simplify right side
    22,381.25x = 332,430,006.25
  5. Step 5: Solve for x
    x = 332,430,006.25/22,381.25
  6. Step 6: Final answer
    x = 14,853.06

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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.