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Finding the Fourth Proportional to 22,485.98, 33,728.99 and 7,695.02

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Solution

The fourth proportional to 22,485.98, 33,728.99 and 7,695.02 is: 11,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,485.98 : 33,728.99 = 7,695.02 : x
  2. Step 2: Convert to fraction form
    22,485.98/33,728.99 = 7,695.02/x
  3. Step 3: Cross multiply
    22,485.98x = 33,728.99 × 7,695.02
  4. Step 4: Simplify right side
    22,485.98x = 259,545,045.51
  5. Step 5: Solve for x
    x = 259,545,045.51/22,485.98
  6. Step 6: Final answer
    x = 11,542.53

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.