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Finding the Fourth Proportional to 25,797.61, 38,696.48 and 10,997.09

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Solution

The fourth proportional to 25,797.61, 38,696.48 and 10,997.09 is: 16,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,797.61 : 38,696.48 = 10,997.09 : x
  2. Step 2: Convert to fraction form
    25,797.61/38,696.48 = 10,997.09/x
  3. Step 3: Cross multiply
    25,797.61x = 38,696.48 × 10,997.09
  4. Step 4: Simplify right side
    25,797.61x = 425,548,507.25
  5. Step 5: Solve for x
    x = 425,548,507.25/25,797.61
  6. Step 6: Final answer
    x = 16,495.66

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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.