Home / 29,652.48-40,906.28-18,317.90

Finding the Fourth Proportional to 29,652.48, 40,906.28 and 18,317.90

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Solution

The fourth proportional to 29,652.48, 40,906.28 and 18,317.90 is: 25,269.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,652.48 : 40,906.28 = 18,317.90 : x
  2. Step 2: Convert to fraction form
    29,652.48/40,906.28 = 18,317.90/x
  3. Step 3: Cross multiply
    29,652.48x = 40,906.28 × 18,317.90
  4. Step 4: Simplify right side
    29,652.48x = 749,317,146.41
  5. Step 5: Solve for x
    x = 749,317,146.41/29,652.48
  6. Step 6: Final answer
    x = 25,269.97

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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.