Home / 20,293.66-30,419.97-9,748.27

Finding the Fourth Proportional to 20,293.66, 30,419.97 and 9,748.27

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Solution

The fourth proportional to 20,293.66, 30,419.97 and 9,748.27 is: 14,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293.66 : 30,419.97 = 9,748.27 : x
  2. Step 2: Convert to fraction form
    20,293.66/30,419.97 = 9,748.27/x
  3. Step 3: Cross multiply
    20,293.66x = 30,419.97 × 9,748.27
  4. Step 4: Simplify right side
    20,293.66x = 296,542,080.95
  5. Step 5: Solve for x
    x = 296,542,080.95/20,293.66
  6. Step 6: Final answer
    x = 14,612.55

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1.5x scale

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.