Home / 40,796.27-61,182.65-11,215.07

Finding the Fourth Proportional to 40,796.27, 61,182.65 and 11,215.07

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Solution

The fourth proportional to 40,796.27, 61,182.65 and 11,215.07 is: 16,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,796.27 : 61,182.65 = 11,215.07 : x
  2. Step 2: Convert to fraction form
    40,796.27/61,182.65 = 11,215.07/x
  3. Step 3: Cross multiply
    40,796.27x = 61,182.65 × 11,215.07
  4. Step 4: Simplify right side
    40,796.27x = 686,167,646.46
  5. Step 5: Solve for x
    x = 686,167,646.46/40,796.27
  6. Step 6: Final answer
    x = 16,819.37

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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.