Home / 31,822.08-43,913.28-17,674.56

Finding the Fourth Proportional to 31,822.08, 43,913.28 and 17,674.56

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Solution

The fourth proportional to 31,822.08, 43,913.28 and 17,674.56 is: 24,390.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.08 : 43,913.28 = 17,674.56 : x
  2. Step 2: Convert to fraction form
    31,822.08/43,913.28 = 17,674.56/x
  3. Step 3: Cross multiply
    31,822.08x = 43,913.28 × 17,674.56
  4. Step 4: Simplify right side
    31,822.08x = 776,147,902.16
  5. Step 5: Solve for x
    x = 776,147,902.16/31,822.08
  6. Step 6: Final answer
    x = 24,390.23

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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.