Home / 23,108.31-31,889.49-12,497.94

Finding the Fourth Proportional to 23,108.31, 31,889.49 and 12,497.94

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Solution

The fourth proportional to 23,108.31, 31,889.49 and 12,497.94 is: 17,247.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,108.31 : 31,889.49 = 12,497.94 : x
  2. Step 2: Convert to fraction form
    23,108.31/31,889.49 = 12,497.94/x
  3. Step 3: Cross multiply
    23,108.31x = 31,889.49 × 12,497.94
  4. Step 4: Simplify right side
    23,108.31x = 398,552,932.65
  5. Step 5: Solve for x
    x = 398,552,932.65/23,108.31
  6. Step 6: Final answer
    x = 17,247.17

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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.