Home / 40,283.11-55,589.45-22,377.66

Finding the Fourth Proportional to 40,283.11, 55,589.45 and 22,377.66

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Solution

The fourth proportional to 40,283.11, 55,589.45 and 22,377.66 is: 30,880.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,283.11 : 55,589.45 = 22,377.66 : x
  2. Step 2: Convert to fraction form
    40,283.11/55,589.45 = 22,377.66/x
  3. Step 3: Cross multiply
    40,283.11x = 55,589.45 × 22,377.66
  4. Step 4: Simplify right side
    40,283.11x = 1,243,961,811.69
  5. Step 5: Solve for x
    x = 1,243,961,811.69/40,283.11
  6. Step 6: Final answer
    x = 30,880.48

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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.