Home / 37,859.36-52,247.76-21,940.96

Finding the Fourth Proportional to 37,859.36, 52,247.76 and 21,940.96

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Solution

The fourth proportional to 37,859.36, 52,247.76 and 21,940.96 is: 30,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,859.36 : 52,247.76 = 21,940.96 : x
  2. Step 2: Convert to fraction form
    37,859.36/52,247.76 = 21,940.96/x
  3. Step 3: Cross multiply
    37,859.36x = 52,247.76 × 21,940.96
  4. Step 4: Simplify right side
    37,859.36x = 1,146,366,012.25
  5. Step 5: Solve for x
    x = 1,146,366,012.25/37,859.36
  6. Step 6: Final answer
    x = 30,279.59

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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.