Home / 19,289.52-28,899.24-16,189.44

Finding the Fourth Proportional to 19,289.52, 28,899.24 and 16,189.44

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Solution

The fourth proportional to 19,289.52, 28,899.24 and 16,189.44 is: 24,254.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.52 : 28,899.24 = 16,189.44 : x
  2. Step 2: Convert to fraction form
    19,289.52/28,899.24 = 16,189.44/x
  3. Step 3: Cross multiply
    19,289.52x = 28,899.24 × 16,189.44
  4. Step 4: Simplify right side
    19,289.52x = 467,862,512.03
  5. Step 5: Solve for x
    x = 467,862,512.03/19,289.52
  6. Step 6: Final answer
    x = 24,254.75

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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.