Home / 31,232.78-46,856.66-9,047.70

Finding the Fourth Proportional to 31,232.78, 46,856.66 and 9,047.70

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Solution

The fourth proportional to 31,232.78, 46,856.66 and 9,047.70 is: 13,573.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,232.78 : 46,856.66 = 9,047.70 : x
  2. Step 2: Convert to fraction form
    31,232.78/46,856.66 = 9,047.70/x
  3. Step 3: Cross multiply
    31,232.78x = 46,856.66 × 9,047.70
  4. Step 4: Simplify right side
    31,232.78x = 423,945,002.68
  5. Step 5: Solve for x
    x = 423,945,002.68/31,232.78
  6. Step 6: Final answer
    x = 13,573.72

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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.