Home / 53,336.90-79,958.36-21,773.48

Finding the Fourth Proportional to 53,336.90, 79,958.36 and 21,773.48

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Solution

The fourth proportional to 53,336.90, 79,958.36 and 21,773.48 is: 32,641.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,336.90 : 79,958.36 = 21,773.48 : x
  2. Step 2: Convert to fraction form
    53,336.90/79,958.36 = 21,773.48/x
  3. Step 3: Cross multiply
    53,336.90x = 79,958.36 × 21,773.48
  4. Step 4: Simplify right side
    53,336.90x = 1,740,971,924.97
  5. Step 5: Solve for x
    x = 1,740,971,924.97/53,336.90
  6. Step 6: Final answer
    x = 32,641.04

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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.