Home / 40,194.61-55,469.86-22,291.29

Finding the Fourth Proportional to 40,194.61, 55,469.86 and 22,291.29

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Solution

The fourth proportional to 40,194.61, 55,469.86 and 22,291.29 is: 30,762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,194.61 : 55,469.86 = 22,291.29 : x
  2. Step 2: Convert to fraction form
    40,194.61/55,469.86 = 22,291.29/x
  3. Step 3: Cross multiply
    40,194.61x = 55,469.86 × 22,291.29
  4. Step 4: Simplify right side
    40,194.61x = 1,236,494,679.79
  5. Step 5: Solve for x
    x = 1,236,494,679.79/40,194.61
  6. Step 6: Final answer
    x = 30,762.70

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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.