Home / 52,674.12-72,692.10-28,801.80

Finding the Fourth Proportional to 52,674.12, 72,692.10 and 28,801.80

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Solution

The fourth proportional to 52,674.12, 72,692.10 and 28,801.80 is: 39,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,674.12 : 72,692.10 = 28,801.80 : x
  2. Step 2: Convert to fraction form
    52,674.12/72,692.10 = 28,801.80/x
  3. Step 3: Cross multiply
    52,674.12x = 72,692.10 × 28,801.80
  4. Step 4: Simplify right side
    52,674.12x = 2,093,663,325.78
  5. Step 5: Solve for x
    x = 2,093,663,325.78/52,674.12
  6. Step 6: Final answer
    x = 39,747.48

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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.