Home / 29,149.37-43,728.15-14,358.41

Finding the Fourth Proportional to 29,149.37, 43,728.15 and 14,358.41

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Solution

The fourth proportional to 29,149.37, 43,728.15 and 14,358.41 is: 21,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,149.37 : 43,728.15 = 14,358.41 : x
  2. Step 2: Convert to fraction form
    29,149.37/43,728.15 = 14,358.41/x
  3. Step 3: Cross multiply
    29,149.37x = 43,728.15 × 14,358.41
  4. Step 4: Simplify right side
    29,149.37x = 627,866,487.60
  5. Step 5: Solve for x
    x = 627,866,487.60/29,149.37
  6. Step 6: Final answer
    x = 21,539.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.