Home / 29,113.82-40,174.55-16,190.62

Finding the Fourth Proportional to 29,113.82, 40,174.55 and 16,190.62

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Solution

The fourth proportional to 29,113.82, 40,174.55 and 16,190.62 is: 22,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113.82 : 40,174.55 = 16,190.62 : x
  2. Step 2: Convert to fraction form
    29,113.82/40,174.55 = 16,190.62/x
  3. Step 3: Cross multiply
    29,113.82x = 40,174.55 × 16,190.62
  4. Step 4: Simplify right side
    29,113.82x = 650,450,872.72
  5. Step 5: Solve for x
    x = 650,450,872.72/29,113.82
  6. Step 6: Final answer
    x = 22,341.65

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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.