Home / 16,740.48-23,100.96-9,288

Finding the Fourth Proportional to 16,740.48, 23,100.96 and 9,288

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Solution

The fourth proportional to 16,740.48, 23,100.96 and 9,288 is: 12,816.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.48 : 23,100.96 = 9,288 : x
  2. Step 2: Convert to fraction form
    16,740.48/23,100.96 = 9,288/x
  3. Step 3: Cross multiply
    16,740.48x = 23,100.96 × 9,288
  4. Step 4: Simplify right side
    16,740.48x = 214,561,716.48
  5. Step 5: Solve for x
    x = 214,561,716.48/16,740.48
  6. Step 6: Final answer
    x = 12,816.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.