Home / 17,869.75-26,804.63-12,241.87

Finding the Fourth Proportional to 17,869.75, 26,804.63 and 12,241.87

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Solution

The fourth proportional to 17,869.75, 26,804.63 and 12,241.87 is: 18,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.75 : 26,804.63 = 12,241.87 : x
  2. Step 2: Convert to fraction form
    17,869.75/26,804.63 = 12,241.87/x
  3. Step 3: Cross multiply
    17,869.75x = 26,804.63 × 12,241.87
  4. Step 4: Simplify right side
    17,869.75x = 328,138,795.86
  5. Step 5: Solve for x
    x = 328,138,795.86/17,869.75
  6. Step 6: Final answer
    x = 18,362.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.