Home / 16,699.64-25,061.70-13,451.94

Finding the Fourth Proportional to 16,699.64, 25,061.70 and 13,451.94

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Solution

The fourth proportional to 16,699.64, 25,061.70 and 13,451.94 is: 20,187.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699.64 : 25,061.70 = 13,451.94 : x
  2. Step 2: Convert to fraction form
    16,699.64/25,061.70 = 13,451.94/x
  3. Step 3: Cross multiply
    16,699.64x = 25,061.70 × 13,451.94
  4. Step 4: Simplify right side
    16,699.64x = 337,128,535.14
  5. Step 5: Solve for x
    x = 337,128,535.14/16,699.64
  6. Step 6: Final answer
    x = 20,187.78

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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.