Home / 16,699.79-25,049.70-7,459.31

Finding the Fourth Proportional to 16,699.79, 25,049.70 and 7,459.31

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Solution

The fourth proportional to 16,699.79, 25,049.70 and 7,459.31 is: 11,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699.79 : 25,049.70 = 7,459.31 : x
  2. Step 2: Convert to fraction form
    16,699.79/25,049.70 = 7,459.31/x
  3. Step 3: Cross multiply
    16,699.79x = 25,049.70 × 7,459.31
  4. Step 4: Simplify right side
    16,699.79x = 186,853,540.33
  5. Step 5: Solve for x
    x = 186,853,540.33/16,699.79
  6. Step 6: Final answer
    x = 11,188.97

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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.