Home / 36,983.09-51,040.23-21,880.61

Finding the Fourth Proportional to 36,983.09, 51,040.23 and 21,880.61

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Solution

The fourth proportional to 36,983.09, 51,040.23 and 21,880.61 is: 30,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,983.09 : 51,040.23 = 21,880.61 : x
  2. Step 2: Convert to fraction form
    36,983.09/51,040.23 = 21,880.61/x
  3. Step 3: Cross multiply
    36,983.09x = 51,040.23 × 21,880.61
  4. Step 4: Simplify right side
    36,983.09x = 1,116,791,366.94
  5. Step 5: Solve for x
    x = 1,116,791,366.94/36,983.09
  6. Step 6: Final answer
    x = 30,197.35

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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.