Home / 33,307.38-45,964.79-18,200.68

Finding the Fourth Proportional to 33,307.38, 45,964.79 and 18,200.68

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Solution

The fourth proportional to 33,307.38, 45,964.79 and 18,200.68 is: 25,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,307.38 : 45,964.79 = 18,200.68 : x
  2. Step 2: Convert to fraction form
    33,307.38/45,964.79 = 18,200.68/x
  3. Step 3: Cross multiply
    33,307.38x = 45,964.79 × 18,200.68
  4. Step 4: Simplify right side
    33,307.38x = 836,590,364.65
  5. Step 5: Solve for x
    x = 836,590,364.65/33,307.38
  6. Step 6: Final answer
    x = 25,117.27

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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.