Home / 13,800.62-19,044.29-7,832.18

Finding the Fourth Proportional to 13,800.62, 19,044.29 and 7,832.18

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Solution

The fourth proportional to 13,800.62, 19,044.29 and 7,832.18 is: 10,808.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,800.62 : 19,044.29 = 7,832.18 : x
  2. Step 2: Convert to fraction form
    13,800.62/19,044.29 = 7,832.18/x
  3. Step 3: Cross multiply
    13,800.62x = 19,044.29 × 7,832.18
  4. Step 4: Simplify right side
    13,800.62x = 149,158,374.44
  5. Step 5: Solve for x
    x = 149,158,374.44/13,800.62
  6. Step 6: Final answer
    x = 10,808.09

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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.