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Finding the Fourth Proportional to 19,186.52, 28,782.62 and 6,034.52

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Solution

The fourth proportional to 19,186.52, 28,782.62 and 6,034.52 is: 9,052.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.52 : 28,782.62 = 6,034.52 : x
  2. Step 2: Convert to fraction form
    19,186.52/28,782.62 = 6,034.52/x
  3. Step 3: Cross multiply
    19,186.52x = 28,782.62 × 6,034.52
  4. Step 4: Simplify right side
    19,186.52x = 173,689,296.04
  5. Step 5: Solve for x
    x = 173,689,296.04/19,186.52
  6. Step 6: Final answer
    x = 9,052.67

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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.