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Finding the Fourth Proportional to 40,830.93, 61,188.93 and 32,473.86

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Solution

The fourth proportional to 40,830.93, 61,188.93 and 32,473.86 is: 48,665.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830.93 : 61,188.93 = 32,473.86 : x
  2. Step 2: Convert to fraction form
    40,830.93/61,188.93 = 32,473.86/x
  3. Step 3: Cross multiply
    40,830.93x = 61,188.93 × 32,473.86
  4. Step 4: Simplify right side
    40,830.93x = 1,987,040,746.37
  5. Step 5: Solve for x
    x = 1,987,040,746.37/40,830.93
  6. Step 6: Final answer
    x = 48,665.09

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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.