Home / 44,979.40-67,457.34-13,380.96

Finding the Fourth Proportional to 44,979.40, 67,457.34 and 13,380.96

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Solution

The fourth proportional to 44,979.40, 67,457.34 and 13,380.96 is: 20,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,979.40 : 67,457.34 = 13,380.96 : x
  2. Step 2: Convert to fraction form
    44,979.40/67,457.34 = 13,380.96/x
  3. Step 3: Cross multiply
    44,979.40x = 67,457.34 × 13,380.96
  4. Step 4: Simplify right side
    44,979.40x = 902,643,968.25
  5. Step 5: Solve for x
    x = 902,643,968.25/44,979.40
  6. Step 6: Final answer
    x = 20,067.94

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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.