Home / 29,014.53-40,039.29-16,439.28

Finding the Fourth Proportional to 29,014.53, 40,039.29 and 16,439.28

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Solution

The fourth proportional to 29,014.53, 40,039.29 and 16,439.28 is: 22,685.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,014.53 : 40,039.29 = 16,439.28 : x
  2. Step 2: Convert to fraction form
    29,014.53/40,039.29 = 16,439.28/x
  3. Step 3: Cross multiply
    29,014.53x = 40,039.29 × 16,439.28
  4. Step 4: Simplify right side
    29,014.53x = 658,217,099.31
  5. Step 5: Solve for x
    x = 658,217,099.31/29,014.53
  6. Step 6: Final answer
    x = 22,685.78

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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.