Home / 34,073.40-47,020.94-18,965.82

Finding the Fourth Proportional to 34,073.40, 47,020.94 and 18,965.82

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Solution

The fourth proportional to 34,073.40, 47,020.94 and 18,965.82 is: 26,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,073.40 : 47,020.94 = 18,965.82 : x
  2. Step 2: Convert to fraction form
    34,073.40/47,020.94 = 18,965.82/x
  3. Step 3: Cross multiply
    34,073.40x = 47,020.94 × 18,965.82
  4. Step 4: Simplify right side
    34,073.40x = 891,790,684.27
  5. Step 5: Solve for x
    x = 891,790,684.27/34,073.40
  6. Step 6: Final answer
    x = 26,172.64

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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.