Home / 29,719.96-41,005.38-18,384.02

Finding the Fourth Proportional to 29,719.96, 41,005.38 and 18,384.02

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Solution

The fourth proportional to 29,719.96, 41,005.38 and 18,384.02 is: 25,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.96 : 41,005.38 = 18,384.02 : x
  2. Step 2: Convert to fraction form
    29,719.96/41,005.38 = 18,384.02/x
  3. Step 3: Cross multiply
    29,719.96x = 41,005.38 × 18,384.02
  4. Step 4: Simplify right side
    29,719.96x = 753,843,726.03
  5. Step 5: Solve for x
    x = 753,843,726.03/29,719.96
  6. Step 6: Final answer
    x = 25,364.90

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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.