Home / 56,185.94-84,267.50-20,635.04

Finding the Fourth Proportional to 56,185.94, 84,267.50 and 20,635.04

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Solution

The fourth proportional to 56,185.94, 84,267.50 and 20,635.04 is: 30,948.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,185.94 : 84,267.50 = 20,635.04 : x
  2. Step 2: Convert to fraction form
    56,185.94/84,267.50 = 20,635.04/x
  3. Step 3: Cross multiply
    56,185.94x = 84,267.50 × 20,635.04
  4. Step 4: Simplify right side
    56,185.94x = 1,738,862,708.69
  5. Step 5: Solve for x
    x = 1,738,862,708.69/56,185.94
  6. Step 6: Final answer
    x = 30,948.36

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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.