Home / 41,720.83-57,629.96-31,092.01

Finding the Fourth Proportional to 41,720.83, 57,629.96 and 31,092.01

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Solution

The fourth proportional to 41,720.83, 57,629.96 and 31,092.01 is: 42,948.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,720.83 : 57,629.96 = 31,092.01 : x
  2. Step 2: Convert to fraction form
    41,720.83/57,629.96 = 31,092.01/x
  3. Step 3: Cross multiply
    41,720.83x = 57,629.96 × 31,092.01
  4. Step 4: Simplify right side
    41,720.83x = 1,791,831,292.62
  5. Step 5: Solve for x
    x = 1,791,831,292.62/41,720.83
  6. Step 6: Final answer
    x = 42,948.12

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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.