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Finding the Fourth Proportional to 35,092.40, 52,651.71 and 21,062.48

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Solution

The fourth proportional to 35,092.40, 52,651.71 and 21,062.48 is: 31,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,092.40 : 52,651.71 = 21,062.48 : x
  2. Step 2: Convert to fraction form
    35,092.40/52,651.71 = 21,062.48/x
  3. Step 3: Cross multiply
    35,092.40x = 52,651.71 × 21,062.48
  4. Step 4: Simplify right side
    35,092.40x = 1,108,975,325.58
  5. Step 5: Solve for x
    x = 1,108,975,325.58/35,092.40
  6. Step 6: Final answer
    x = 31,601.59

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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.