Home / 38,104.20-52,583.15-20,876.41

Finding the Fourth Proportional to 38,104.20, 52,583.15 and 20,876.41

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Solution

The fourth proportional to 38,104.20, 52,583.15 and 20,876.41 is: 28,809.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.20 : 52,583.15 = 20,876.41 : x
  2. Step 2: Convert to fraction form
    38,104.20/52,583.15 = 20,876.41/x
  3. Step 3: Cross multiply
    38,104.20x = 52,583.15 × 20,876.41
  4. Step 4: Simplify right side
    38,104.20x = 1,097,747,309.81
  5. Step 5: Solve for x
    x = 1,097,747,309.81/38,104.20
  6. Step 6: Final answer
    x = 28,809.09

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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.