Home / 21,043.43-31,568.94-6,049.82

Finding the Fourth Proportional to 21,043.43, 31,568.94 and 6,049.82

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Solution

The fourth proportional to 21,043.43, 31,568.94 and 6,049.82 is: 9,075.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,043.43 : 31,568.94 = 6,049.82 : x
  2. Step 2: Convert to fraction form
    21,043.43/31,568.94 = 6,049.82/x
  3. Step 3: Cross multiply
    21,043.43x = 31,568.94 × 6,049.82
  4. Step 4: Simplify right side
    21,043.43x = 190,986,483.51
  5. Step 5: Solve for x
    x = 190,986,483.51/21,043.43
  6. Step 6: Final answer
    x = 9,075.83

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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.