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Finding the Fourth Proportional to 25,529.68, 35,230.62 and 14,351.68

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Solution

The fourth proportional to 25,529.68, 35,230.62 and 14,351.68 is: 19,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.68 : 35,230.62 = 14,351.68 : x
  2. Step 2: Convert to fraction form
    25,529.68/35,230.62 = 14,351.68/x
  3. Step 3: Cross multiply
    25,529.68x = 35,230.62 × 14,351.68
  4. Step 4: Simplify right side
    25,529.68x = 505,618,584.44
  5. Step 5: Solve for x
    x = 505,618,584.44/25,529.68
  6. Step 6: Final answer
    x = 19,805.13

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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.