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Finding the Fourth Proportional to 41,202.72, 56,859.76 and 22,339.76

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Solution

The fourth proportional to 41,202.72, 56,859.76 and 22,339.76 is: 30,828.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,202.72 : 56,859.76 = 22,339.76 : x
  2. Step 2: Convert to fraction form
    41,202.72/56,859.76 = 22,339.76/x
  3. Step 3: Cross multiply
    41,202.72x = 56,859.76 × 22,339.76
  4. Step 4: Simplify right side
    41,202.72x = 1,270,233,392.06
  5. Step 5: Solve for x
    x = 1,270,233,392.06/41,202.72
  6. Step 6: Final answer
    x = 30,828.87

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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.