Home / 13,308.07-19,963.92-4,540.63

Finding the Fourth Proportional to 13,308.07, 19,963.92 and 4,540.63

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Solution

The fourth proportional to 13,308.07, 19,963.92 and 4,540.63 is: 6,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308.07 : 19,963.92 = 4,540.63 : x
  2. Step 2: Convert to fraction form
    13,308.07/19,963.92 = 4,540.63/x
  3. Step 3: Cross multiply
    13,308.07x = 19,963.92 × 4,540.63
  4. Step 4: Simplify right side
    13,308.07x = 90,648,674.25
  5. Step 5: Solve for x
    x = 90,648,674.25/13,308.07
  6. Step 6: Final answer
    x = 6,811.56

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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.