Home / 34,217.40-47,216.61-19,107.66

Finding the Fourth Proportional to 34,217.40, 47,216.61 and 19,107.66

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Solution

The fourth proportional to 34,217.40, 47,216.61 and 19,107.66 is: 26,366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,217.40 : 47,216.61 = 19,107.66 : x
  2. Step 2: Convert to fraction form
    34,217.40/47,216.61 = 19,107.66/x
  3. Step 3: Cross multiply
    34,217.40x = 47,216.61 × 19,107.66
  4. Step 4: Simplify right side
    34,217.40x = 902,198,930.23
  5. Step 5: Solve for x
    x = 902,198,930.23/34,217.40
  6. Step 6: Final answer
    x = 26,366.67

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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.