Home / 25,160.64-34,723.44-13,983.36

Finding the Fourth Proportional to 25,160.64, 34,723.44 and 13,983.36

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Solution

The fourth proportional to 25,160.64, 34,723.44 and 13,983.36 is: 19,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.64 : 34,723.44 = 13,983.36 : x
  2. Step 2: Convert to fraction form
    25,160.64/34,723.44 = 13,983.36/x
  3. Step 3: Cross multiply
    25,160.64x = 34,723.44 × 13,983.36
  4. Step 4: Simplify right side
    25,160.64x = 485,550,361.96
  5. Step 5: Solve for x
    x = 485,550,361.96/25,160.64
  6. Step 6: Final answer
    x = 19,298.01

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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.