Home / 29,692.90-40,976.82-16,264.72

Finding the Fourth Proportional to 29,692.90, 40,976.82 and 16,264.72

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Solution

The fourth proportional to 29,692.90, 40,976.82 and 16,264.72 is: 22,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,692.90 : 40,976.82 = 16,264.72 : x
  2. Step 2: Convert to fraction form
    29,692.90/40,976.82 = 16,264.72/x
  3. Step 3: Cross multiply
    29,692.90x = 40,976.82 × 16,264.72
  4. Step 4: Simplify right side
    29,692.90x = 666,476,503.79
  5. Step 5: Solve for x
    x = 666,476,503.79/29,692.90
  6. Step 6: Final answer
    x = 22,445.65

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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.