Home / 25,818.39-35,623.89-16,879.02

Finding the Fourth Proportional to 25,818.39, 35,623.89 and 16,879.02

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Solution

The fourth proportional to 25,818.39, 35,623.89 and 16,879.02 is: 23,289.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.39 : 35,623.89 = 16,879.02 : x
  2. Step 2: Convert to fraction form
    25,818.39/35,623.89 = 16,879.02/x
  3. Step 3: Cross multiply
    25,818.39x = 35,623.89 × 16,879.02
  4. Step 4: Simplify right side
    25,818.39x = 601,296,351.79
  5. Step 5: Solve for x
    x = 601,296,351.79/25,818.39
  6. Step 6: Final answer
    x = 23,289.46

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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.