Home / 16,832.89-25,249.70-5,146.12

Finding the Fourth Proportional to 16,832.89, 25,249.70 and 5,146.12

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Solution

The fourth proportional to 16,832.89, 25,249.70 and 5,146.12 is: 7,719.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.89 : 25,249.70 = 5,146.12 : x
  2. Step 2: Convert to fraction form
    16,832.89/25,249.70 = 5,146.12/x
  3. Step 3: Cross multiply
    16,832.89x = 25,249.70 × 5,146.12
  4. Step 4: Simplify right side
    16,832.89x = 129,937,986.16
  5. Step 5: Solve for x
    x = 129,937,986.16/16,832.89
  6. Step 6: Final answer
    x = 7,719.29

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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.