Home / 34,170.43-47,113.30-28,099.46

Finding the Fourth Proportional to 34,170.43, 47,113.30 and 28,099.46

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Solution

The fourth proportional to 34,170.43, 47,113.30 and 28,099.46 is: 38,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,170.43 : 47,113.30 = 28,099.46 : x
  2. Step 2: Convert to fraction form
    34,170.43/47,113.30 = 28,099.46/x
  3. Step 3: Cross multiply
    34,170.43x = 47,113.30 × 28,099.46
  4. Step 4: Simplify right side
    34,170.43x = 1,323,858,147.27
  5. Step 5: Solve for x
    x = 1,323,858,147.27/34,170.43
  6. Step 6: Final answer
    x = 38,742.80

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1.5x scale

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.