Home / 16,921.23-25,385.09-5,232.39

Finding the Fourth Proportional to 16,921.23, 25,385.09 and 5,232.39

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Solution

The fourth proportional to 16,921.23, 25,385.09 and 5,232.39 is: 7,849.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,921.23 : 25,385.09 = 5,232.39 : x
  2. Step 2: Convert to fraction form
    16,921.23/25,385.09 = 5,232.39/x
  3. Step 3: Cross multiply
    16,921.23x = 25,385.09 × 5,232.39
  4. Step 4: Simplify right side
    16,921.23x = 132,824,664.90
  5. Step 5: Solve for x
    x = 132,824,664.90/16,921.23
  6. Step 6: Final answer
    x = 7,849.59

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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.