Home / 16,622.44-22,969.38-15,812.52

Finding the Fourth Proportional to 16,622.44, 22,969.38 and 15,812.52

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Solution

The fourth proportional to 16,622.44, 22,969.38 and 15,812.52 is: 21,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622.44 : 22,969.38 = 15,812.52 : x
  2. Step 2: Convert to fraction form
    16,622.44/22,969.38 = 15,812.52/x
  3. Step 3: Cross multiply
    16,622.44x = 22,969.38 × 15,812.52
  4. Step 4: Simplify right side
    16,622.44x = 363,203,780.64
  5. Step 5: Solve for x
    x = 363,203,780.64/16,622.44
  6. Step 6: Final answer
    x = 21,850.21

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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.