Home / 16,021.80-24,036.48-6,161.40

Finding the Fourth Proportional to 16,021.80, 24,036.48 and 6,161.40

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Solution

The fourth proportional to 16,021.80, 24,036.48 and 6,161.40 is: 9,243.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,021.80 : 24,036.48 = 6,161.40 : x
  2. Step 2: Convert to fraction form
    16,021.80/24,036.48 = 6,161.40/x
  3. Step 3: Cross multiply
    16,021.80x = 24,036.48 × 6,161.40
  4. Step 4: Simplify right side
    16,021.80x = 148,098,367.87
  5. Step 5: Solve for x
    x = 148,098,367.87/16,021.80
  6. Step 6: Final answer
    x = 9,243.55

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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.