Home / 23,052.97-31,816.13-12,983.39

Finding the Fourth Proportional to 23,052.97, 31,816.13 and 12,983.39

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Solution

The fourth proportional to 23,052.97, 31,816.13 and 12,983.39 is: 17,918.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,052.97 : 31,816.13 = 12,983.39 : x
  2. Step 2: Convert to fraction form
    23,052.97/31,816.13 = 12,983.39/x
  3. Step 3: Cross multiply
    23,052.97x = 31,816.13 × 12,983.39
  4. Step 4: Simplify right side
    23,052.97x = 413,081,224.08
  5. Step 5: Solve for x
    x = 413,081,224.08/23,052.97
  6. Step 6: Final answer
    x = 17,918.79

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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.