Home / 29,456.36-40,651.20-16,881.14

Finding the Fourth Proportional to 29,456.36, 40,651.20 and 16,881.14

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Solution

The fourth proportional to 29,456.36, 40,651.20 and 16,881.14 is: 23,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,456.36 : 40,651.20 = 16,881.14 : x
  2. Step 2: Convert to fraction form
    29,456.36/40,651.20 = 16,881.14/x
  3. Step 3: Cross multiply
    29,456.36x = 40,651.20 × 16,881.14
  4. Step 4: Simplify right side
    29,456.36x = 686,238,598.37
  5. Step 5: Solve for x
    x = 686,238,598.37/29,456.36
  6. Step 6: Final answer
    x = 23,296.79

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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.