Home / 19,186.50-28,791.90-8,798.52

Finding the Fourth Proportional to 19,186.50, 28,791.90 and 8,798.52

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Solution

The fourth proportional to 19,186.50, 28,791.90 and 8,798.52 is: 13,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.50 : 28,791.90 = 8,798.52 : x
  2. Step 2: Convert to fraction form
    19,186.50/28,791.90 = 8,798.52/x
  3. Step 3: Cross multiply
    19,186.50x = 28,791.90 × 8,798.52
  4. Step 4: Simplify right side
    19,186.50x = 253,326,107.99
  5. Step 5: Solve for x
    x = 253,326,107.99/19,186.50
  6. Step 6: Final answer
    x = 13,203.35

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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.