Home / 14,003.58-19,324.72-7,716.18

Finding the Fourth Proportional to 14,003.58, 19,324.72 and 7,716.18

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Solution

The fourth proportional to 14,003.58, 19,324.72 and 7,716.18 is: 10,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.58 : 19,324.72 = 7,716.18 : x
  2. Step 2: Convert to fraction form
    14,003.58/19,324.72 = 7,716.18/x
  3. Step 3: Cross multiply
    14,003.58x = 19,324.72 × 7,716.18
  4. Step 4: Simplify right side
    14,003.58x = 149,112,902.06
  5. Step 5: Solve for x
    x = 149,112,902.06/14,003.58
  6. Step 6: Final answer
    x = 10,648.20

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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.