Home / 39,924.24-59,890.96-13,272.60

Finding the Fourth Proportional to 39,924.24, 59,890.96 and 13,272.60

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Solution

The fourth proportional to 39,924.24, 59,890.96 and 13,272.60 is: 19,910.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,924.24 : 59,890.96 = 13,272.60 : x
  2. Step 2: Convert to fraction form
    39,924.24/59,890.96 = 13,272.60/x
  3. Step 3: Cross multiply
    39,924.24x = 59,890.96 × 13,272.60
  4. Step 4: Simplify right side
    39,924.24x = 794,908,755.70
  5. Step 5: Solve for x
    x = 794,908,755.70/39,924.24
  6. Step 6: Final answer
    x = 19,910.43

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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.