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Finding the Fourth Proportional to 37,843.29, 52,223.07 and 21,929.22

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Solution

The fourth proportional to 37,843.29, 52,223.07 and 21,929.22 is: 30,261.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,843.29 : 52,223.07 = 21,929.22 : x
  2. Step 2: Convert to fraction form
    37,843.29/52,223.07 = 21,929.22/x
  3. Step 3: Cross multiply
    37,843.29x = 52,223.07 × 21,929.22
  4. Step 4: Simplify right side
    37,843.29x = 1,145,211,191.11
  5. Step 5: Solve for x
    x = 1,145,211,191.11/37,843.29
  6. Step 6: Final answer
    x = 30,261.94

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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.