Home / 40,304.73-55,622.41-22,400.03

Finding the Fourth Proportional to 40,304.73, 55,622.41 and 22,400.03

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Solution

The fourth proportional to 40,304.73, 55,622.41 and 22,400.03 is: 30,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,304.73 : 55,622.41 = 22,400.03 : x
  2. Step 2: Convert to fraction form
    40,304.73/55,622.41 = 22,400.03/x
  3. Step 3: Cross multiply
    40,304.73x = 55,622.41 × 22,400.03
  4. Step 4: Simplify right side
    40,304.73x = 1,245,943,652.67
  5. Step 5: Solve for x
    x = 1,245,943,652.67/40,304.73
  6. Step 6: Final answer
    x = 30,913.09

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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.