Home / 35,262.90-52,839.66-20,435.04

Finding the Fourth Proportional to 35,262.90, 52,839.66 and 20,435.04

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Solution

The fourth proportional to 35,262.90, 52,839.66 and 20,435.04 is: 30,620.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,262.90 : 52,839.66 = 20,435.04 : x
  2. Step 2: Convert to fraction form
    35,262.90/52,839.66 = 20,435.04/x
  3. Step 3: Cross multiply
    35,262.90x = 52,839.66 × 20,435.04
  4. Step 4: Simplify right side
    35,262.90x = 1,079,780,565.69
  5. Step 5: Solve for x
    x = 1,079,780,565.69/35,262.90
  6. Step 6: Final answer
    x = 30,620.87

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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.