Home / 40,204.40-55,477.31-22,295.03

Finding the Fourth Proportional to 40,204.40, 55,477.31 and 22,295.03

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Solution

The fourth proportional to 40,204.40, 55,477.31 and 22,295.03 is: 30,764.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,204.40 : 55,477.31 = 22,295.03 : x
  2. Step 2: Convert to fraction form
    40,204.40/55,477.31 = 22,295.03/x
  3. Step 3: Cross multiply
    40,204.40x = 55,477.31 × 22,295.03
  4. Step 4: Simplify right side
    40,204.40x = 1,236,867,901.91
  5. Step 5: Solve for x
    x = 1,236,867,901.91/40,204.40
  6. Step 6: Final answer
    x = 30,764.49

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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.