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Finding the Fourth Proportional to 25,398.36, 35,048.52 and 14,067.09

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Solution

The fourth proportional to 25,398.36, 35,048.52 and 14,067.09 is: 19,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,398.36 : 35,048.52 = 14,067.09 : x
  2. Step 2: Convert to fraction form
    25,398.36/35,048.52 = 14,067.09/x
  3. Step 3: Cross multiply
    25,398.36x = 35,048.52 × 14,067.09
  4. Step 4: Simplify right side
    25,398.36x = 493,030,685.21
  5. Step 5: Solve for x
    x = 493,030,685.21/25,398.36
  6. Step 6: Final answer
    x = 19,411.91

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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.