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Finding the Fourth Proportional to 22,213.84, 33,326.22 and 15,652.84

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Solution

The fourth proportional to 22,213.84, 33,326.22 and 15,652.84 is: 23,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,213.84 : 33,326.22 = 15,652.84 : x
  2. Step 2: Convert to fraction form
    22,213.84/33,326.22 = 15,652.84/x
  3. Step 3: Cross multiply
    22,213.84x = 33,326.22 × 15,652.84
  4. Step 4: Simplify right side
    22,213.84x = 521,649,989.46
  5. Step 5: Solve for x
    x = 521,649,989.46/22,213.84
  6. Step 6: Final answer
    x = 23,483.11

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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.