Home / 40,421.68-55,790.52-27,166

Finding the Fourth Proportional to 40,421.68, 55,790.52 and 27,166

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Solution

The fourth proportional to 40,421.68, 55,790.52 and 27,166 is: 37,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,421.68 : 55,790.52 = 27,166 : x
  2. Step 2: Convert to fraction form
    40,421.68/55,790.52 = 27,166/x
  3. Step 3: Cross multiply
    40,421.68x = 55,790.52 × 27,166
  4. Step 4: Simplify right side
    40,421.68x = 1,515,605,266.32
  5. Step 5: Solve for x
    x = 1,515,605,266.32/40,421.68
  6. Step 6: Final answer
    x = 37,494.86

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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.