Home / 22,169.84-30,593.62-13,212.70

Finding the Fourth Proportional to 22,169.84, 30,593.62 and 13,212.70

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Solution

The fourth proportional to 22,169.84, 30,593.62 and 13,212.70 is: 18,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169.84 : 30,593.62 = 13,212.70 : x
  2. Step 2: Convert to fraction form
    22,169.84/30,593.62 = 13,212.70/x
  3. Step 3: Cross multiply
    22,169.84x = 30,593.62 × 13,212.70
  4. Step 4: Simplify right side
    22,169.84x = 404,224,213.46
  5. Step 5: Solve for x
    x = 404,224,213.46/22,169.84
  6. Step 6: Final answer
    x = 18,233.07

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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.