Home / 61,236.93-91,827.69-21,795.09

Finding the Fourth Proportional to 61,236.93, 91,827.69 and 21,795.09

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Solution

The fourth proportional to 61,236.93, 91,827.69 and 21,795.09 is: 32,682.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,236.93 : 91,827.69 = 21,795.09 : x
  2. Step 2: Convert to fraction form
    61,236.93/91,827.69 = 21,795.09/x
  3. Step 3: Cross multiply
    61,236.93x = 91,827.69 × 21,795.09
  4. Step 4: Simplify right side
    61,236.93x = 2,001,392,768.04
  5. Step 5: Solve for x
    x = 2,001,392,768.04/61,236.93
  6. Step 6: Final answer
    x = 32,682.77

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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.