Home / 25,412.20-35,067.81-14,081.86

Finding the Fourth Proportional to 25,412.20, 35,067.81 and 14,081.86

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Solution

The fourth proportional to 25,412.20, 35,067.81 and 14,081.86 is: 19,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,412.20 : 35,067.81 = 14,081.86 : x
  2. Step 2: Convert to fraction form
    25,412.20/35,067.81 = 14,081.86/x
  3. Step 3: Cross multiply
    25,412.20x = 35,067.81 × 14,081.86
  4. Step 4: Simplify right side
    25,412.20x = 493,819,990.93
  5. Step 5: Solve for x
    x = 493,819,990.93/25,412.20
  6. Step 6: Final answer
    x = 19,432.40

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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.