Home / 34,640.40-51,974.32-18,010.92

Finding the Fourth Proportional to 34,640.40, 51,974.32 and 18,010.92

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Solution

The fourth proportional to 34,640.40, 51,974.32 and 18,010.92 is: 27,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,640.40 : 51,974.32 = 18,010.92 : x
  2. Step 2: Convert to fraction form
    34,640.40/51,974.32 = 18,010.92/x
  3. Step 3: Cross multiply
    34,640.40x = 51,974.32 × 18,010.92
  4. Step 4: Simplify right side
    34,640.40x = 936,105,319.57
  5. Step 5: Solve for x
    x = 936,105,319.57/34,640.40
  6. Step 6: Final answer
    x = 27,023.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.