Home / 56,265.03-84,371.55-20,717.41

Finding the Fourth Proportional to 56,265.03, 84,371.55 and 20,717.41

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Solution

The fourth proportional to 56,265.03, 84,371.55 and 20,717.41 is: 31,066.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,265.03 : 84,371.55 = 20,717.41 : x
  2. Step 2: Convert to fraction form
    56,265.03/84,371.55 = 20,717.41/x
  3. Step 3: Cross multiply
    56,265.03x = 84,371.55 × 20,717.41
  4. Step 4: Simplify right side
    56,265.03x = 1,747,959,993.69
  5. Step 5: Solve for x
    x = 1,747,959,993.69/56,265.03
  6. Step 6: Final answer
    x = 31,066.54

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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.