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Finding the Fourth Proportional to 25,596.45, 38,398.73 and 8,956.08

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Solution

The fourth proportional to 25,596.45, 38,398.73 and 8,956.08 is: 13,435.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,596.45 : 38,398.73 = 8,956.08 : x
  2. Step 2: Convert to fraction form
    25,596.45/38,398.73 = 8,956.08/x
  3. Step 3: Cross multiply
    25,596.45x = 38,398.73 × 8,956.08
  4. Step 4: Simplify right side
    25,596.45x = 343,902,053.00
  5. Step 5: Solve for x
    x = 343,902,053.00/25,596.45
  6. Step 6: Final answer
    x = 13,435.54

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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.