Home / 20,703.06-31,063.73-16,063.38

Finding the Fourth Proportional to 20,703.06, 31,063.73 and 16,063.38

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Solution

The fourth proportional to 20,703.06, 31,063.73 and 16,063.38 is: 24,102.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,703.06 : 31,063.73 = 16,063.38 : x
  2. Step 2: Convert to fraction form
    20,703.06/31,063.73 = 16,063.38/x
  3. Step 3: Cross multiply
    20,703.06x = 31,063.73 × 16,063.38
  4. Step 4: Simplify right side
    20,703.06x = 498,988,418.89
  5. Step 5: Solve for x
    x = 498,988,418.89/20,703.06
  6. Step 6: Final answer
    x = 24,102.16

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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.