Home / 28,949.05-39,951.62-16,203.34

Finding the Fourth Proportional to 28,949.05, 39,951.62 and 16,203.34

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Solution

The fourth proportional to 28,949.05, 39,951.62 and 16,203.34 is: 22,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,949.05 : 39,951.62 = 16,203.34 : x
  2. Step 2: Convert to fraction form
    28,949.05/39,951.62 = 16,203.34/x
  3. Step 3: Cross multiply
    28,949.05x = 39,951.62 × 16,203.34
  4. Step 4: Simplify right side
    28,949.05x = 647,349,682.41
  5. Step 5: Solve for x
    x = 647,349,682.41/28,949.05
  6. Step 6: Final answer
    x = 22,361.69

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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.