Home / 40,194.55-55,468.63-22,291.21

Finding the Fourth Proportional to 40,194.55, 55,468.63 and 22,291.21

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Solution

The fourth proportional to 40,194.55, 55,468.63 and 22,291.21 is: 30,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,194.55 : 55,468.63 = 22,291.21 : x
  2. Step 2: Convert to fraction form
    40,194.55/55,468.63 = 22,291.21/x
  3. Step 3: Cross multiply
    40,194.55x = 55,468.63 × 22,291.21
  4. Step 4: Simplify right side
    40,194.55x = 1,236,462,879.74
  5. Step 5: Solve for x
    x = 1,236,462,879.74/40,194.55
  6. Step 6: Final answer
    x = 30,761.95

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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.