Home / 40,182.43-55,453.10-22,276.37

Finding the Fourth Proportional to 40,182.43, 55,453.10 and 22,276.37

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Solution

The fourth proportional to 40,182.43, 55,453.10 and 22,276.37 is: 30,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,182.43 : 55,453.10 = 22,276.37 : x
  2. Step 2: Convert to fraction form
    40,182.43/55,453.10 = 22,276.37/x
  3. Step 3: Cross multiply
    40,182.43x = 55,453.10 × 22,276.37
  4. Step 4: Simplify right side
    40,182.43x = 1,235,293,523.23
  5. Step 5: Solve for x
    x = 1,235,293,523.23/40,182.43
  6. Step 6: Final answer
    x = 30,742.13

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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.