Home / 12,913.25-19,370.48-4,034.63

Finding the Fourth Proportional to 12,913.25, 19,370.48 and 4,034.63

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Solution

The fourth proportional to 12,913.25, 19,370.48 and 4,034.63 is: 6,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,913.25 : 19,370.48 = 4,034.63 : x
  2. Step 2: Convert to fraction form
    12,913.25/19,370.48 = 4,034.63/x
  3. Step 3: Cross multiply
    12,913.25x = 19,370.48 × 4,034.63
  4. Step 4: Simplify right side
    12,913.25x = 78,152,747.98
  5. Step 5: Solve for x
    x = 78,152,747.98/12,913.25
  6. Step 6: Final answer
    x = 6,052.14

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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.