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Finding the Fourth Proportional to 31,902.44, 44,027.90 and 18,473.93

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Solution

The fourth proportional to 31,902.44, 44,027.90 and 18,473.93 is: 25,495.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,902.44 : 44,027.90 = 18,473.93 : x
  2. Step 2: Convert to fraction form
    31,902.44/44,027.90 = 18,473.93/x
  3. Step 3: Cross multiply
    31,902.44x = 44,027.90 × 18,473.93
  4. Step 4: Simplify right side
    31,902.44x = 813,368,342.65
  5. Step 5: Solve for x
    x = 813,368,342.65/31,902.44
  6. Step 6: Final answer
    x = 25,495.49

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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.