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Finding the Fourth Proportional to 35,957.70, 49,589.31 and 22,530.39

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Solution

The fourth proportional to 35,957.70, 49,589.31 and 22,530.39 is: 31,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,957.70 : 49,589.31 = 22,530.39 : x
  2. Step 2: Convert to fraction form
    35,957.70/49,589.31 = 22,530.39/x
  3. Step 3: Cross multiply
    35,957.70x = 49,589.31 × 22,530.39
  4. Step 4: Simplify right side
    35,957.70x = 1,117,266,494.13
  5. Step 5: Solve for x
    x = 1,117,266,494.13/35,957.70
  6. Step 6: Final answer
    x = 31,071.69

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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.