Home / 30,610.92-42,204.26-23,449.32

Finding the Fourth Proportional to 30,610.92, 42,204.26 and 23,449.32

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Solution

The fourth proportional to 30,610.92, 42,204.26 and 23,449.32 is: 32,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610.92 : 42,204.26 = 23,449.32 : x
  2. Step 2: Convert to fraction form
    30,610.92/42,204.26 = 23,449.32/x
  3. Step 3: Cross multiply
    30,610.92x = 42,204.26 × 23,449.32
  4. Step 4: Simplify right side
    30,610.92x = 989,661,198.10
  5. Step 5: Solve for x
    x = 989,661,198.10/30,610.92
  6. Step 6: Final answer
    x = 32,330.33

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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.