Home / 34,135.28-47,016.20-29,659.12

Finding the Fourth Proportional to 34,135.28, 47,016.20 and 29,659.12

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Solution

The fourth proportional to 34,135.28, 47,016.20 and 29,659.12 is: 40,850.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,135.28 : 47,016.20 = 29,659.12 : x
  2. Step 2: Convert to fraction form
    34,135.28/47,016.20 = 29,659.12/x
  3. Step 3: Cross multiply
    34,135.28x = 47,016.20 × 29,659.12
  4. Step 4: Simplify right side
    34,135.28x = 1,394,459,117.74
  5. Step 5: Solve for x
    x = 1,394,459,117.74/34,135.28
  6. Step 6: Final answer
    x = 40,850.96

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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.