Home / 35,132.25-52,634.58-20,309.86

Finding the Fourth Proportional to 35,132.25, 52,634.58 and 20,309.86

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Solution

The fourth proportional to 35,132.25, 52,634.58 and 20,309.86 is: 30,427.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,132.25 : 52,634.58 = 20,309.86 : x
  2. Step 2: Convert to fraction form
    35,132.25/52,634.58 = 20,309.86/x
  3. Step 3: Cross multiply
    35,132.25x = 52,634.58 × 20,309.86
  4. Step 4: Simplify right side
    35,132.25x = 1,069,000,950.96
  5. Step 5: Solve for x
    x = 1,069,000,950.96/35,132.25
  6. Step 6: Final answer
    x = 30,427.91

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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.