Home / 22,670.94-31,273.29-21,067.35

Finding the Fourth Proportional to 22,670.94, 31,273.29 and 21,067.35

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Solution

The fourth proportional to 22,670.94, 31,273.29 and 21,067.35 is: 29,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,670.94 : 31,273.29 = 21,067.35 : x
  2. Step 2: Convert to fraction form
    22,670.94/31,273.29 = 21,067.35/x
  3. Step 3: Cross multiply
    22,670.94x = 31,273.29 × 21,067.35
  4. Step 4: Simplify right side
    22,670.94x = 658,845,346.08
  5. Step 5: Solve for x
    x = 658,845,346.08/22,670.94
  6. Step 6: Final answer
    x = 29,061.23

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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.