Home / 33,106.08-45,682.56-18,958.08

Finding the Fourth Proportional to 33,106.08, 45,682.56 and 18,958.08

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Solution

The fourth proportional to 33,106.08, 45,682.56 and 18,958.08 is: 26,159.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106.08 : 45,682.56 = 18,958.08 : x
  2. Step 2: Convert to fraction form
    33,106.08/45,682.56 = 18,958.08/x
  3. Step 3: Cross multiply
    33,106.08x = 45,682.56 × 18,958.08
  4. Step 4: Simplify right side
    33,106.08x = 866,053,627.08
  5. Step 5: Solve for x
    x = 866,053,627.08/33,106.08
  6. Step 6: Final answer
    x = 26,159.96

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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.