Home / 13,168.32-19,748.46-6,924.95

Finding the Fourth Proportional to 13,168.32, 19,748.46 and 6,924.95

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Solution

The fourth proportional to 13,168.32, 19,748.46 and 6,924.95 is: 10,385.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168.32 : 19,748.46 = 6,924.95 : x
  2. Step 2: Convert to fraction form
    13,168.32/19,748.46 = 6,924.95/x
  3. Step 3: Cross multiply
    13,168.32x = 19,748.46 × 6,924.95
  4. Step 4: Simplify right side
    13,168.32x = 136,757,098.08
  5. Step 5: Solve for x
    x = 136,757,098.08/13,168.32
  6. Step 6: Final answer
    x = 10,385.31

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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.