Home / 22,404.48-33,579-11,314.32

Finding the Fourth Proportional to 22,404.48, 33,579 and 11,314.32

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Solution

The fourth proportional to 22,404.48, 33,579 and 11,314.32 is: 16,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,404.48 : 33,579 = 11,314.32 : x
  2. Step 2: Convert to fraction form
    22,404.48/33,579 = 11,314.32/x
  3. Step 3: Cross multiply
    22,404.48x = 33,579 × 11,314.32
  4. Step 4: Simplify right side
    22,404.48x = 379,923,551.28
  5. Step 5: Solve for x
    x = 379,923,551.28/22,404.48
  6. Step 6: Final answer
    x = 16,957.48

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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.