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Finding the Fourth Proportional to 38,461.46, 57,692.19 and 10,759.46

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Solution

The fourth proportional to 38,461.46, 57,692.19 and 10,759.46 is: 16,139.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,461.46 : 57,692.19 = 10,759.46 : x
  2. Step 2: Convert to fraction form
    38,461.46/57,692.19 = 10,759.46/x
  3. Step 3: Cross multiply
    38,461.46x = 57,692.19 × 10,759.46
  4. Step 4: Simplify right side
    38,461.46x = 620,736,810.62
  5. Step 5: Solve for x
    x = 620,736,810.62/38,461.46
  6. Step 6: Final answer
    x = 16,139.19

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Similar ratio
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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.