Home / 40,089.71-55,322.97-22,183.65

Finding the Fourth Proportional to 40,089.71, 55,322.97 and 22,183.65

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Solution

The fourth proportional to 40,089.71, 55,322.97 and 22,183.65 is: 30,612.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,089.71 : 55,322.97 = 22,183.65 : x
  2. Step 2: Convert to fraction form
    40,089.71/55,322.97 = 22,183.65/x
  3. Step 3: Cross multiply
    40,089.71x = 55,322.97 × 22,183.65
  4. Step 4: Simplify right side
    40,089.71x = 1,227,265,403.44
  5. Step 5: Solve for x
    x = 1,227,265,403.44/40,089.71
  6. Step 6: Final answer
    x = 30,612.98

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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.