Home / 16,085.78-24,120.78-6,723.02

Finding the Fourth Proportional to 16,085.78, 24,120.78 and 6,723.02

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Solution

The fourth proportional to 16,085.78, 24,120.78 and 6,723.02 is: 10,081.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,085.78 : 24,120.78 = 6,723.02 : x
  2. Step 2: Convert to fraction form
    16,085.78/24,120.78 = 6,723.02/x
  3. Step 3: Cross multiply
    16,085.78x = 24,120.78 × 6,723.02
  4. Step 4: Simplify right side
    16,085.78x = 162,164,486.36
  5. Step 5: Solve for x
    x = 162,164,486.36/16,085.78
  6. Step 6: Final answer
    x = 10,081.23

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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.