Home / 14,003.64-19,325.16-7,716.15

Finding the Fourth Proportional to 14,003.64, 19,325.16 and 7,716.15

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Solution

The fourth proportional to 14,003.64, 19,325.16 and 7,716.15 is: 10,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.64 : 19,325.16 = 7,716.15 : x
  2. Step 2: Convert to fraction form
    14,003.64/19,325.16 = 7,716.15/x
  3. Step 3: Cross multiply
    14,003.64x = 19,325.16 × 7,716.15
  4. Step 4: Simplify right side
    14,003.64x = 149,115,833.33
  5. Step 5: Solve for x
    x = 149,115,833.33/14,003.64
  6. Step 6: Final answer
    x = 10,648.36

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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.