Home / 30,352.14-41,892.68-19,723.32

Finding the Fourth Proportional to 30,352.14, 41,892.68 and 19,723.32

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Solution

The fourth proportional to 30,352.14, 41,892.68 and 19,723.32 is: 27,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.14 : 41,892.68 = 19,723.32 : x
  2. Step 2: Convert to fraction form
    30,352.14/41,892.68 = 19,723.32/x
  3. Step 3: Cross multiply
    30,352.14x = 41,892.68 × 19,723.32
  4. Step 4: Simplify right side
    30,352.14x = 826,262,634.68
  5. Step 5: Solve for x
    x = 826,262,634.68/30,352.14
  6. Step 6: Final answer
    x = 27,222.55

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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.