Home / 40,568.55-55,984.31-22,663.55

Finding the Fourth Proportional to 40,568.55, 55,984.31 and 22,663.55

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Solution

The fourth proportional to 40,568.55, 55,984.31 and 22,663.55 is: 31,275.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,568.55 : 55,984.31 = 22,663.55 : x
  2. Step 2: Convert to fraction form
    40,568.55/55,984.31 = 22,663.55/x
  3. Step 3: Cross multiply
    40,568.55x = 55,984.31 × 22,663.55
  4. Step 4: Simplify right side
    40,568.55x = 1,268,802,815.66
  5. Step 5: Solve for x
    x = 1,268,802,815.66/40,568.55
  6. Step 6: Final answer
    x = 31,275.53

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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.