Home / 22,074.88-33,111.84-10,381.60

Finding the Fourth Proportional to 22,074.88, 33,111.84 and 10,381.60

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Solution

The fourth proportional to 22,074.88, 33,111.84 and 10,381.60 is: 15,572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,074.88 : 33,111.84 = 10,381.60 : x
  2. Step 2: Convert to fraction form
    22,074.88/33,111.84 = 10,381.60/x
  3. Step 3: Cross multiply
    22,074.88x = 33,111.84 × 10,381.60
  4. Step 4: Simplify right side
    22,074.88x = 343,753,878.14
  5. Step 5: Solve for x
    x = 343,753,878.14/22,074.88
  6. Step 6: Final answer
    x = 15,572.17

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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.