Home / 33,303.65-45,958.16-18,195.86

Finding the Fourth Proportional to 33,303.65, 45,958.16 and 18,195.86

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Solution

The fourth proportional to 33,303.65, 45,958.16 and 18,195.86 is: 25,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,303.65 : 45,958.16 = 18,195.86 : x
  2. Step 2: Convert to fraction form
    33,303.65/45,958.16 = 18,195.86/x
  3. Step 3: Cross multiply
    33,303.65x = 45,958.16 × 18,195.86
  4. Step 4: Simplify right side
    33,303.65x = 836,247,924.45
  5. Step 5: Solve for x
    x = 836,247,924.45/33,303.65
  6. Step 6: Final answer
    x = 25,109.80

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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.