Home / 33,033.57-45,586.36-18,886.71

Finding the Fourth Proportional to 33,033.57, 45,586.36 and 18,886.71

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Solution

The fourth proportional to 33,033.57, 45,586.36 and 18,886.71 is: 26,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,033.57 : 45,586.36 = 18,886.71 : x
  2. Step 2: Convert to fraction form
    33,033.57/45,586.36 = 18,886.71/x
  3. Step 3: Cross multiply
    33,033.57x = 45,586.36 × 18,886.71
  4. Step 4: Simplify right side
    33,033.57x = 860,976,314.06
  5. Step 5: Solve for x
    x = 860,976,314.06/33,033.57
  6. Step 6: Final answer
    x = 26,063.68

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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.