Home / 61,093.62-91,654.77-18,971.52

Finding the Fourth Proportional to 61,093.62, 91,654.77 and 18,971.52

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Solution

The fourth proportional to 61,093.62, 91,654.77 and 18,971.52 is: 28,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,093.62 : 91,654.77 = 18,971.52 : x
  2. Step 2: Convert to fraction form
    61,093.62/91,654.77 = 18,971.52/x
  3. Step 3: Cross multiply
    61,093.62x = 91,654.77 × 18,971.52
  4. Step 4: Simplify right side
    61,093.62x = 1,738,830,302.15
  5. Step 5: Solve for x
    x = 1,738,830,302.15/61,093.62
  6. Step 6: Final answer
    x = 28,461.73

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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.