Home / 40,209.44-55,495.67-22,310.21

Finding the Fourth Proportional to 40,209.44, 55,495.67 and 22,310.21

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Solution

The fourth proportional to 40,209.44, 55,495.67 and 22,310.21 is: 30,791.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,209.44 : 55,495.67 = 22,310.21 : x
  2. Step 2: Convert to fraction form
    40,209.44/55,495.67 = 22,310.21/x
  3. Step 3: Cross multiply
    40,209.44x = 55,495.67 × 22,310.21
  4. Step 4: Simplify right side
    40,209.44x = 1,238,119,766.82
  5. Step 5: Solve for x
    x = 1,238,119,766.82/40,209.44
  6. Step 6: Final answer
    x = 30,791.77

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1.5x scale

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.