Home / 33,282.60-45,930.18-18,175.08

Finding the Fourth Proportional to 33,282.60, 45,930.18 and 18,175.08

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Solution

The fourth proportional to 33,282.60, 45,930.18 and 18,175.08 is: 25,081.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,282.60 : 45,930.18 = 18,175.08 : x
  2. Step 2: Convert to fraction form
    33,282.60/45,930.18 = 18,175.08/x
  3. Step 3: Cross multiply
    33,282.60x = 45,930.18 × 18,175.08
  4. Step 4: Simplify right side
    33,282.60x = 834,784,695.91
  5. Step 5: Solve for x
    x = 834,784,695.91/33,282.60
  6. Step 6: Final answer
    x = 25,081.72

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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.