Home / 39,419.10-59,170.77-21,884.22

Finding the Fourth Proportional to 39,419.10, 59,170.77 and 21,884.22

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Solution

The fourth proportional to 39,419.10, 59,170.77 and 21,884.22 is: 32,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,419.10 : 59,170.77 = 21,884.22 : x
  2. Step 2: Convert to fraction form
    39,419.10/59,170.77 = 21,884.22/x
  3. Step 3: Cross multiply
    39,419.10x = 59,170.77 × 21,884.22
  4. Step 4: Simplify right side
    39,419.10x = 1,294,906,148.25
  5. Step 5: Solve for x
    x = 1,294,906,148.25/39,419.10
  6. Step 6: Final answer
    x = 32,849.71

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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.