Home / 33,432.60-50,132.70-18,625.80

Finding the Fourth Proportional to 33,432.60, 50,132.70 and 18,625.80

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Solution

The fourth proportional to 33,432.60, 50,132.70 and 18,625.80 is: 27,929.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,432.60 : 50,132.70 = 18,625.80 : x
  2. Step 2: Convert to fraction form
    33,432.60/50,132.70 = 18,625.80/x
  3. Step 3: Cross multiply
    33,432.60x = 50,132.70 × 18,625.80
  4. Step 4: Simplify right side
    33,432.60x = 933,761,643.66
  5. Step 5: Solve for x
    x = 933,761,643.66/33,432.60
  6. Step 6: Final answer
    x = 27,929.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.