Home / 53,615.22-73,991.43-29,740.47

Finding the Fourth Proportional to 53,615.22, 73,991.43 and 29,740.47

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Solution

The fourth proportional to 53,615.22, 73,991.43 and 29,740.47 is: 41,043.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,615.22 : 73,991.43 = 29,740.47 : x
  2. Step 2: Convert to fraction form
    53,615.22/73,991.43 = 29,740.47/x
  3. Step 3: Cross multiply
    53,615.22x = 73,991.43 × 29,740.47
  4. Step 4: Simplify right side
    53,615.22x = 2,200,539,904.17
  5. Step 5: Solve for x
    x = 2,200,539,904.17/53,615.22
  6. Step 6: Final answer
    x = 41,043.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.