Home / 22,877.37-31,571.34-12,805.73

Finding the Fourth Proportional to 22,877.37, 31,571.34 and 12,805.73

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Solution

The fourth proportional to 22,877.37, 31,571.34 and 12,805.73 is: 17,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,877.37 : 31,571.34 = 12,805.73 : x
  2. Step 2: Convert to fraction form
    22,877.37/31,571.34 = 12,805.73/x
  3. Step 3: Cross multiply
    22,877.37x = 31,571.34 × 12,805.73
  4. Step 4: Simplify right side
    22,877.37x = 404,293,968.29
  5. Step 5: Solve for x
    x = 404,293,968.29/22,877.37
  6. Step 6: Final answer
    x = 17,672.22

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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.