Home / 23,640.31-32,623.46-13,029.94

Finding the Fourth Proportional to 23,640.31, 32,623.46 and 13,029.94

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Solution

The fourth proportional to 23,640.31, 32,623.46 and 13,029.94 is: 17,981.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.31 : 32,623.46 = 13,029.94 : x
  2. Step 2: Convert to fraction form
    23,640.31/32,623.46 = 13,029.94/x
  3. Step 3: Cross multiply
    23,640.31x = 32,623.46 × 13,029.94
  4. Step 4: Simplify right side
    23,640.31x = 425,081,659.13
  5. Step 5: Solve for x
    x = 425,081,659.13/23,640.31
  6. Step 6: Final answer
    x = 17,981.23

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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.