Home / 38,664.20-57,996.30-29,905.40

Finding the Fourth Proportional to 38,664.20, 57,996.30 and 29,905.40

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Solution

The fourth proportional to 38,664.20, 57,996.30 and 29,905.40 is: 44,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664.20 : 57,996.30 = 29,905.40 : x
  2. Step 2: Convert to fraction form
    38,664.20/57,996.30 = 29,905.40/x
  3. Step 3: Cross multiply
    38,664.20x = 57,996.30 × 29,905.40
  4. Step 4: Simplify right side
    38,664.20x = 1,734,402,550.02
  5. Step 5: Solve for x
    x = 1,734,402,550.02/38,664.20
  6. Step 6: Final answer
    x = 44,858.10

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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.