Home / 29,147.58-40,223.71-16,401.47

Finding the Fourth Proportional to 29,147.58, 40,223.71 and 16,401.47

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Solution

The fourth proportional to 29,147.58, 40,223.71 and 16,401.47 is: 22,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147.58 : 40,223.71 = 16,401.47 : x
  2. Step 2: Convert to fraction form
    29,147.58/40,223.71 = 16,401.47/x
  3. Step 3: Cross multiply
    29,147.58x = 40,223.71 × 16,401.47
  4. Step 4: Simplify right side
    29,147.58x = 659,728,234.32
  5. Step 5: Solve for x
    x = 659,728,234.32/29,147.58
  6. Step 6: Final answer
    x = 22,634.06

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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.