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Finding the Fourth Proportional to 25,773.36, 38,659.68 and 7,305.36

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Solution

The fourth proportional to 25,773.36, 38,659.68 and 7,305.36 is: 10,957.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,773.36 : 38,659.68 = 7,305.36 : x
  2. Step 2: Convert to fraction form
    25,773.36/38,659.68 = 7,305.36/x
  3. Step 3: Cross multiply
    25,773.36x = 38,659.68 × 7,305.36
  4. Step 4: Simplify right side
    25,773.36x = 282,422,879.88
  5. Step 5: Solve for x
    x = 282,422,879.88/25,773.36
  6. Step 6: Final answer
    x = 10,957.94

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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.