Home / 22,857.39-31,473.06-20,008.82

Finding the Fourth Proportional to 22,857.39, 31,473.06 and 20,008.82

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Solution

The fourth proportional to 22,857.39, 31,473.06 and 20,008.82 is: 27,550.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,857.39 : 31,473.06 = 20,008.82 : x
  2. Step 2: Convert to fraction form
    22,857.39/31,473.06 = 20,008.82/x
  3. Step 3: Cross multiply
    22,857.39x = 31,473.06 × 20,008.82
  4. Step 4: Simplify right side
    22,857.39x = 629,738,792.39
  5. Step 5: Solve for x
    x = 629,738,792.39/22,857.39
  6. Step 6: Final answer
    x = 27,550.77

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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.