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Finding the Fourth Proportional to 41,553, 57,343.44 and 22,690.13

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Solution

The fourth proportional to 41,553, 57,343.44 and 22,690.13 is: 31,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,553 : 57,343.44 = 22,690.13 : x
  2. Step 2: Convert to fraction form
    41,553/57,343.44 = 22,690.13/x
  3. Step 3: Cross multiply
    41,553x = 57,343.44 × 22,690.13
  4. Step 4: Simplify right side
    41,553x = 1,301,129,906.62
  5. Step 5: Solve for x
    x = 1,301,129,906.62/41,553
  6. Step 6: Final answer
    x = 31,312.54

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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.