Home / 29,301.72-40,433.46-16,378.56

Finding the Fourth Proportional to 29,301.72, 40,433.46 and 16,378.56

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Solution

The fourth proportional to 29,301.72, 40,433.46 and 16,378.56 is: 22,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,301.72 : 40,433.46 = 16,378.56 : x
  2. Step 2: Convert to fraction form
    29,301.72/40,433.46 = 16,378.56/x
  3. Step 3: Cross multiply
    29,301.72x = 40,433.46 × 16,378.56
  4. Step 4: Simplify right side
    29,301.72x = 662,241,850.62
  5. Step 5: Solve for x
    x = 662,241,850.62/29,301.72
  6. Step 6: Final answer
    x = 22,600.78

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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.