Home / 16,493.28-22,759.56-9,418.32

Finding the Fourth Proportional to 16,493.28, 22,759.56 and 9,418.32

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Solution

The fourth proportional to 16,493.28, 22,759.56 and 9,418.32 is: 12,996.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,493.28 : 22,759.56 = 9,418.32 : x
  2. Step 2: Convert to fraction form
    16,493.28/22,759.56 = 9,418.32/x
  3. Step 3: Cross multiply
    16,493.28x = 22,759.56 × 9,418.32
  4. Step 4: Simplify right side
    16,493.28x = 214,356,819.14
  5. Step 5: Solve for x
    x = 214,356,819.14/16,493.28
  6. Step 6: Final answer
    x = 12,996.62

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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.