Home / 25,319.36-37,983.13-7,789.17

Finding the Fourth Proportional to 25,319.36, 37,983.13 and 7,789.17

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Solution

The fourth proportional to 25,319.36, 37,983.13 and 7,789.17 is: 11,685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.36 : 37,983.13 = 7,789.17 : x
  2. Step 2: Convert to fraction form
    25,319.36/37,983.13 = 7,789.17/x
  3. Step 3: Cross multiply
    25,319.36x = 37,983.13 × 7,789.17
  4. Step 4: Simplify right side
    25,319.36x = 295,857,179.67
  5. Step 5: Solve for x
    x = 295,857,179.67/25,319.36
  6. Step 6: Final answer
    x = 11,685.02

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1.5x scale

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.