Home / 22,805.74-31,493.66-21,563.27

Finding the Fourth Proportional to 22,805.74, 31,493.66 and 21,563.27

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Solution

The fourth proportional to 22,805.74, 31,493.66 and 21,563.27 is: 29,777.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.74 : 31,493.66 = 21,563.27 : x
  2. Step 2: Convert to fraction form
    22,805.74/31,493.66 = 21,563.27/x
  3. Step 3: Cross multiply
    22,805.74x = 31,493.66 × 21,563.27
  4. Step 4: Simplify right side
    22,805.74x = 679,106,267.98
  5. Step 5: Solve for x
    x = 679,106,267.98/22,805.74
  6. Step 6: Final answer
    x = 29,777.86

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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.