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Finding the Fourth Proportional to 22,571.84, 33,890.60 and 16,666.94

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Solution

The fourth proportional to 22,571.84, 33,890.60 and 16,666.94 is: 25,024.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,571.84 : 33,890.60 = 16,666.94 : x
  2. Step 2: Convert to fraction form
    22,571.84/33,890.60 = 16,666.94/x
  3. Step 3: Cross multiply
    22,571.84x = 33,890.60 × 16,666.94
  4. Step 4: Simplify right side
    22,571.84x = 564,852,723.16
  5. Step 5: Solve for x
    x = 564,852,723.16/22,571.84
  6. Step 6: Final answer
    x = 25,024.66

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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.