Home / 50,642.40-75,967.92-13,207.44

Finding the Fourth Proportional to 50,642.40, 75,967.92 and 13,207.44

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Solution

The fourth proportional to 50,642.40, 75,967.92 and 13,207.44 is: 19,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,642.40 : 75,967.92 = 13,207.44 : x
  2. Step 2: Convert to fraction form
    50,642.40/75,967.92 = 13,207.44/x
  3. Step 3: Cross multiply
    50,642.40x = 75,967.92 × 13,207.44
  4. Step 4: Simplify right side
    50,642.40x = 1,003,341,745.32
  5. Step 5: Solve for x
    x = 1,003,341,745.32/50,642.40
  6. Step 6: Final answer
    x = 19,812.29

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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.