Home / 33,615.96-46,388.18-18,508.02

Finding the Fourth Proportional to 33,615.96, 46,388.18 and 18,508.02

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Solution

The fourth proportional to 33,615.96, 46,388.18 and 18,508.02 is: 25,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,615.96 : 46,388.18 = 18,508.02 : x
  2. Step 2: Convert to fraction form
    33,615.96/46,388.18 = 18,508.02/x
  3. Step 3: Cross multiply
    33,615.96x = 46,388.18 × 18,508.02
  4. Step 4: Simplify right side
    33,615.96x = 858,553,363.20
  5. Step 5: Solve for x
    x = 858,553,363.20/33,615.96
  6. Step 6: Final answer
    x = 25,540.05

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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.