Home / 22,944.09-31,664.49-12,873.51

Finding the Fourth Proportional to 22,944.09, 31,664.49 and 12,873.51

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Solution

The fourth proportional to 22,944.09, 31,664.49 and 12,873.51 is: 17,766.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,944.09 : 31,664.49 = 12,873.51 : x
  2. Step 2: Convert to fraction form
    22,944.09/31,664.49 = 12,873.51/x
  3. Step 3: Cross multiply
    22,944.09x = 31,664.49 × 12,873.51
  4. Step 4: Simplify right side
    22,944.09x = 407,633,128.66
  5. Step 5: Solve for x
    x = 407,633,128.66/22,944.09
  6. Step 6: Final answer
    x = 17,766.37

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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.