Home / 33,276.06-45,920.62-18,168.68

Finding the Fourth Proportional to 33,276.06, 45,920.62 and 18,168.68

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Solution

The fourth proportional to 33,276.06, 45,920.62 and 18,168.68 is: 25,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.06 : 45,920.62 = 18,168.68 : x
  2. Step 2: Convert to fraction form
    33,276.06/45,920.62 = 18,168.68/x
  3. Step 3: Cross multiply
    33,276.06x = 45,920.62 × 18,168.68
  4. Step 4: Simplify right side
    33,276.06x = 834,316,827.19
  5. Step 5: Solve for x
    x = 834,316,827.19/33,276.06
  6. Step 6: Final answer
    x = 25,072.58

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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.