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Finding the Fourth Proportional to 33,692.50, 46,510.60 and 21,761.66

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Solution

The fourth proportional to 33,692.50, 46,510.60 and 21,761.66 is: 30,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,692.50 : 46,510.60 = 21,761.66 : x
  2. Step 2: Convert to fraction form
    33,692.50/46,510.60 = 21,761.66/x
  3. Step 3: Cross multiply
    33,692.50x = 46,510.60 × 21,761.66
  4. Step 4: Simplify right side
    33,692.50x = 1,012,147,522.23
  5. Step 5: Solve for x
    x = 1,012,147,522.23/33,692.50
  6. Step 6: Final answer
    x = 30,040.74

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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.