Home / 40,424.45-55,787.46-22,519.46

Finding the Fourth Proportional to 40,424.45, 55,787.46 and 22,519.46

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Solution

The fourth proportional to 40,424.45, 55,787.46 and 22,519.46 is: 31,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424.45 : 55,787.46 = 22,519.46 : x
  2. Step 2: Convert to fraction form
    40,424.45/55,787.46 = 22,519.46/x
  3. Step 3: Cross multiply
    40,424.45x = 55,787.46 × 22,519.46
  4. Step 4: Simplify right side
    40,424.45x = 1,256,303,613.44
  5. Step 5: Solve for x
    x = 1,256,303,613.44/40,424.45
  6. Step 6: Final answer
    x = 31,077.82

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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.