Home / 35,219.86-52,813.06-20,433.31

Finding the Fourth Proportional to 35,219.86, 52,813.06 and 20,433.31

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Solution

The fourth proportional to 35,219.86, 52,813.06 and 20,433.31 is: 30,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,219.86 : 52,813.06 = 20,433.31 : x
  2. Step 2: Convert to fraction form
    35,219.86/52,813.06 = 20,433.31/x
  3. Step 3: Cross multiply
    35,219.86x = 52,813.06 × 20,433.31
  4. Step 4: Simplify right side
    35,219.86x = 1,079,145,627.03
  5. Step 5: Solve for x
    x = 1,079,145,627.03/35,219.86
  6. Step 6: Final answer
    x = 30,640.26

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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.