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Finding the Fourth Proportional to 25,592.88, 38,383.56 and 9,176.88

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Solution

The fourth proportional to 25,592.88, 38,383.56 and 9,176.88 is: 13,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,592.88 : 38,383.56 = 9,176.88 : x
  2. Step 2: Convert to fraction form
    25,592.88/38,383.56 = 9,176.88/x
  3. Step 3: Cross multiply
    25,592.88x = 38,383.56 × 9,176.88
  4. Step 4: Simplify right side
    25,592.88x = 352,241,324.09
  5. Step 5: Solve for x
    x = 352,241,324.09/25,592.88
  6. Step 6: Final answer
    x = 13,763.25

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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.