Home / 13,696.16-20,529.15-5,374.62

Finding the Fourth Proportional to 13,696.16, 20,529.15 and 5,374.62

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Solution

The fourth proportional to 13,696.16, 20,529.15 and 5,374.62 is: 8,056.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.16 : 20,529.15 = 5,374.62 : x
  2. Step 2: Convert to fraction form
    13,696.16/20,529.15 = 5,374.62/x
  3. Step 3: Cross multiply
    13,696.16x = 20,529.15 × 5,374.62
  4. Step 4: Simplify right side
    13,696.16x = 110,336,380.17
  5. Step 5: Solve for x
    x = 110,336,380.17/13,696.16
  6. Step 6: Final answer
    x = 8,056.01

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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.