Home / 33,249.01-45,876.95-21,154.29

Finding the Fourth Proportional to 33,249.01, 45,876.95 and 21,154.29

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Solution

The fourth proportional to 33,249.01, 45,876.95 and 21,154.29 is: 29,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,249.01 : 45,876.95 = 21,154.29 : x
  2. Step 2: Convert to fraction form
    33,249.01/45,876.95 = 21,154.29/x
  3. Step 3: Cross multiply
    33,249.01x = 45,876.95 × 21,154.29
  4. Step 4: Simplify right side
    33,249.01x = 970,494,198.84
  5. Step 5: Solve for x
    x = 970,494,198.84/33,249.01
  6. Step 6: Final answer
    x = 29,188.66

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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.