Home / 13,152.33-19,728.70-3,793.19

Finding the Fourth Proportional to 13,152.33, 19,728.70 and 3,793.19

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Solution

The fourth proportional to 13,152.33, 19,728.70 and 3,793.19 is: 5,689.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152.33 : 19,728.70 = 3,793.19 : x
  2. Step 2: Convert to fraction form
    13,152.33/19,728.70 = 3,793.19/x
  3. Step 3: Cross multiply
    13,152.33x = 19,728.70 × 3,793.19
  4. Step 4: Simplify right side
    13,152.33x = 74,834,599.43
  5. Step 5: Solve for x
    x = 74,834,599.43/13,152.33
  6. Step 6: Final answer
    x = 5,689.84

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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.