Home / 40,111.22-60,101.21-21,371.38

Finding the Fourth Proportional to 40,111.22, 60,101.21 and 21,371.38

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Solution

The fourth proportional to 40,111.22, 60,101.21 and 21,371.38 is: 32,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,111.22 : 60,101.21 = 21,371.38 : x
  2. Step 2: Convert to fraction form
    40,111.22/60,101.21 = 21,371.38/x
  3. Step 3: Cross multiply
    40,111.22x = 60,101.21 × 21,371.38
  4. Step 4: Simplify right side
    40,111.22x = 1,284,445,700.55
  5. Step 5: Solve for x
    x = 1,284,445,700.55/40,111.22
  6. Step 6: Final answer
    x = 32,022.10

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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.