Home / 30,253.26-41,753.84-18,154.28

Finding the Fourth Proportional to 30,253.26, 41,753.84 and 18,154.28

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Solution

The fourth proportional to 30,253.26, 41,753.84 and 18,154.28 is: 25,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253.26 : 41,753.84 = 18,154.28 : x
  2. Step 2: Convert to fraction form
    30,253.26/41,753.84 = 18,154.28/x
  3. Step 3: Cross multiply
    30,253.26x = 41,753.84 × 18,154.28
  4. Step 4: Simplify right side
    30,253.26x = 758,010,902.44
  5. Step 5: Solve for x
    x = 758,010,902.44/30,253.26
  6. Step 6: Final answer
    x = 25,055.51

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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.