Home / 29,955.45-41,375.31-22,435.38

Finding the Fourth Proportional to 29,955.45, 41,375.31 and 22,435.38

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Solution

The fourth proportional to 29,955.45, 41,375.31 and 22,435.38 is: 30,988.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,955.45 : 41,375.31 = 22,435.38 : x
  2. Step 2: Convert to fraction form
    29,955.45/41,375.31 = 22,435.38/x
  3. Step 3: Cross multiply
    29,955.45x = 41,375.31 × 22,435.38
  4. Step 4: Simplify right side
    29,955.45x = 928,270,802.47
  5. Step 5: Solve for x
    x = 928,270,802.47/29,955.45
  6. Step 6: Final answer
    x = 30,988.38

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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.