Home / 16,908.57-25,353.54-5,220.27

Finding the Fourth Proportional to 16,908.57, 25,353.54 and 5,220.27

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Solution

The fourth proportional to 16,908.57, 25,353.54 and 5,220.27 is: 7,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.57 : 25,353.54 = 5,220.27 : x
  2. Step 2: Convert to fraction form
    16,908.57/25,353.54 = 5,220.27/x
  3. Step 3: Cross multiply
    16,908.57x = 25,353.54 × 5,220.27
  4. Step 4: Simplify right side
    16,908.57x = 132,352,324.26
  5. Step 5: Solve for x
    x = 132,352,324.26/16,908.57
  6. Step 6: Final answer
    x = 7,827.53

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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.