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Finding the Fourth Proportional to 22,297.68, 33,391.85 and 15,692.94

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Solution

The fourth proportional to 22,297.68, 33,391.85 and 15,692.94 is: 23,500.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,297.68 : 33,391.85 = 15,692.94 : x
  2. Step 2: Convert to fraction form
    22,297.68/33,391.85 = 15,692.94/x
  3. Step 3: Cross multiply
    22,297.68x = 33,391.85 × 15,692.94
  4. Step 4: Simplify right side
    22,297.68x = 524,016,220.07
  5. Step 5: Solve for x
    x = 524,016,220.07/22,297.68
  6. Step 6: Final answer
    x = 23,500.93

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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.