Home / 33,073.22-45,641.86-18,930.62

Finding the Fourth Proportional to 33,073.22, 45,641.86 and 18,930.62

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Solution

The fourth proportional to 33,073.22, 45,641.86 and 18,930.62 is: 26,124.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,073.22 : 45,641.86 = 18,930.62 : x
  2. Step 2: Convert to fraction form
    33,073.22/45,641.86 = 18,930.62/x
  3. Step 3: Cross multiply
    33,073.22x = 45,641.86 × 18,930.62
  4. Step 4: Simplify right side
    33,073.22x = 864,028,707.75
  5. Step 5: Solve for x
    x = 864,028,707.75/33,073.22
  6. Step 6: Final answer
    x = 26,124.72

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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.