Home / 14,236.23-19,645.62-7,863.29

Finding the Fourth Proportional to 14,236.23, 19,645.62 and 7,863.29

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Solution

The fourth proportional to 14,236.23, 19,645.62 and 7,863.29 is: 10,851.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.23 : 19,645.62 = 7,863.29 : x
  2. Step 2: Convert to fraction form
    14,236.23/19,645.62 = 7,863.29/x
  3. Step 3: Cross multiply
    14,236.23x = 19,645.62 × 7,863.29
  4. Step 4: Simplify right side
    14,236.23x = 154,479,109.06
  5. Step 5: Solve for x
    x = 154,479,109.06/14,236.23
  6. Step 6: Final answer
    x = 10,851.12

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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.