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Finding the Fourth Proportional to 35,608.55, 49,138.95 and 19,692.65

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Solution

The fourth proportional to 35,608.55, 49,138.95 and 19,692.65 is: 27,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,608.55 : 49,138.95 = 19,692.65 : x
  2. Step 2: Convert to fraction form
    35,608.55/49,138.95 = 19,692.65/x
  3. Step 3: Cross multiply
    35,608.55x = 49,138.95 × 19,692.65
  4. Step 4: Simplify right side
    35,608.55x = 967,676,340.41
  5. Step 5: Solve for x
    x = 967,676,340.41/35,608.55
  6. Step 6: Final answer
    x = 27,175.40

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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.