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Finding the Fourth Proportional to 25,463.97, 35,131.59 and 14,844.87

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Solution

The fourth proportional to 25,463.97, 35,131.59 and 14,844.87 is: 20,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,463.97 : 35,131.59 = 14,844.87 : x
  2. Step 2: Convert to fraction form
    25,463.97/35,131.59 = 14,844.87/x
  3. Step 3: Cross multiply
    25,463.97x = 35,131.59 × 14,844.87
  4. Step 4: Simplify right side
    25,463.97x = 521,523,886.44
  5. Step 5: Solve for x
    x = 521,523,886.44/25,463.97
  6. Step 6: Final answer
    x = 20,480.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.