Home / 35,442-48,917.04-20,344.86

Finding the Fourth Proportional to 35,442, 48,917.04 and 20,344.86

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Solution

The fourth proportional to 35,442, 48,917.04 and 20,344.86 is: 28,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,442 : 48,917.04 = 20,344.86 : x
  2. Step 2: Convert to fraction form
    35,442/48,917.04 = 20,344.86/x
  3. Step 3: Cross multiply
    35,442x = 48,917.04 × 20,344.86
  4. Step 4: Simplify right side
    35,442x = 995,210,330.41
  5. Step 5: Solve for x
    x = 995,210,330.41/35,442
  6. Step 6: Final answer
    x = 28,079.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.