Home / 67,352.42-101,024.96-20,605.29

Finding the Fourth Proportional to 67,352.42, 101,024.96 and 20,605.29

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Solution

The fourth proportional to 67,352.42, 101,024.96 and 20,605.29 is: 30,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,352.42 : 101,024.96 = 20,605.29 : x
  2. Step 2: Convert to fraction form
    67,352.42/101,024.96 = 20,605.29/x
  3. Step 3: Cross multiply
    67,352.42x = 101,024.96 × 20,605.29
  4. Step 4: Simplify right side
    67,352.42x = 2,081,648,598.04
  5. Step 5: Solve for x
    x = 2,081,648,598.04/67,352.42
  6. Step 6: Final answer
    x = 30,906.81

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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.