Home / 16,816.96-25,224.50-5,129.26

Finding the Fourth Proportional to 16,816.96, 25,224.50 and 5,129.26

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Solution

The fourth proportional to 16,816.96, 25,224.50 and 5,129.26 is: 7,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.96 : 25,224.50 = 5,129.26 : x
  2. Step 2: Convert to fraction form
    16,816.96/25,224.50 = 5,129.26/x
  3. Step 3: Cross multiply
    16,816.96x = 25,224.50 × 5,129.26
  4. Step 4: Simplify right side
    16,816.96x = 129,383,018.87
  5. Step 5: Solve for x
    x = 129,383,018.87/16,816.96
  6. Step 6: Final answer
    x = 7,693.60

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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.