Home / 34,827.57-48,074.31-20,680.31

Finding the Fourth Proportional to 34,827.57, 48,074.31 and 20,680.31

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Solution

The fourth proportional to 34,827.57, 48,074.31 and 20,680.31 is: 28,546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,827.57 : 48,074.31 = 20,680.31 : x
  2. Step 2: Convert to fraction form
    34,827.57/48,074.31 = 20,680.31/x
  3. Step 3: Cross multiply
    34,827.57x = 48,074.31 × 20,680.31
  4. Step 4: Simplify right side
    34,827.57x = 994,191,754.02
  5. Step 5: Solve for x
    x = 994,191,754.02/34,827.57
  6. Step 6: Final answer
    x = 28,546.11

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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.