Home / 16,722.60-25,087.75-5,629.00

Finding the Fourth Proportional to 16,722.60, 25,087.75 and 5,629.00

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Solution

The fourth proportional to 16,722.60, 25,087.75 and 5,629.00 is: 8,444.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.60 : 25,087.75 = 5,629.00 : x
  2. Step 2: Convert to fraction form
    16,722.60/25,087.75 = 5,629.00/x
  3. Step 3: Cross multiply
    16,722.60x = 25,087.75 × 5,629.00
  4. Step 4: Simplify right side
    16,722.60x = 141,218,810.36
  5. Step 5: Solve for x
    x = 141,218,810.36/16,722.60
  6. Step 6: Final answer
    x = 8,444.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.