Home / 13,440.46-20,169.96-4,675.36

Finding the Fourth Proportional to 13,440.46, 20,169.96 and 4,675.36

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Solution

The fourth proportional to 13,440.46, 20,169.96 and 4,675.36 is: 7,016.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440.46 : 20,169.96 = 4,675.36 : x
  2. Step 2: Convert to fraction form
    13,440.46/20,169.96 = 4,675.36/x
  3. Step 3: Cross multiply
    13,440.46x = 20,169.96 × 4,675.36
  4. Step 4: Simplify right side
    13,440.46x = 94,301,824.19
  5. Step 5: Solve for x
    x = 94,301,824.19/13,440.46
  6. Step 6: Final answer
    x = 7,016.26

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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.