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Finding the Fourth Proportional to 25,998.97, 35,878.68 and 14,062.39

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Solution

The fourth proportional to 25,998.97, 35,878.68 and 14,062.39 is: 19,406.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,998.97 : 35,878.68 = 14,062.39 : x
  2. Step 2: Convert to fraction form
    25,998.97/35,878.68 = 14,062.39/x
  3. Step 3: Cross multiply
    25,998.97x = 35,878.68 × 14,062.39
  4. Step 4: Simplify right side
    25,998.97x = 504,539,990.85
  5. Step 5: Solve for x
    x = 504,539,990.85/25,998.97
  6. Step 6: Final answer
    x = 19,406.15

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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.