Home / 19,148.86-28,723.49-5,824.02

Finding the Fourth Proportional to 19,148.86, 28,723.49 and 5,824.02

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Solution

The fourth proportional to 19,148.86, 28,723.49 and 5,824.02 is: 8,736.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.86 : 28,723.49 = 5,824.02 : x
  2. Step 2: Convert to fraction form
    19,148.86/28,723.49 = 5,824.02/x
  3. Step 3: Cross multiply
    19,148.86x = 28,723.49 × 5,824.02
  4. Step 4: Simplify right side
    19,148.86x = 167,286,119.09
  5. Step 5: Solve for x
    x = 167,286,119.09/19,148.86
  6. Step 6: Final answer
    x = 8,736.09

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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.