Home / 13,023.61-19,531.34-4,702.54

Finding the Fourth Proportional to 13,023.61, 19,531.34 and 4,702.54

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Solution

The fourth proportional to 13,023.61, 19,531.34 and 4,702.54 is: 7,052.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.61 : 19,531.34 = 4,702.54 : x
  2. Step 2: Convert to fraction form
    13,023.61/19,531.34 = 4,702.54/x
  3. Step 3: Cross multiply
    13,023.61x = 19,531.34 × 4,702.54
  4. Step 4: Simplify right side
    13,023.61x = 91,846,786.43
  5. Step 5: Solve for x
    x = 91,846,786.43/13,023.61
  6. Step 6: Final answer
    x = 7,052.33

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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.