Home / 13,336.66-20,007.42-4,572.46

Finding the Fourth Proportional to 13,336.66, 20,007.42 and 4,572.46

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Solution

The fourth proportional to 13,336.66, 20,007.42 and 4,572.46 is: 6,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.66 : 20,007.42 = 4,572.46 : x
  2. Step 2: Convert to fraction form
    13,336.66/20,007.42 = 4,572.46/x
  3. Step 3: Cross multiply
    13,336.66x = 20,007.42 × 4,572.46
  4. Step 4: Simplify right side
    13,336.66x = 91,483,016.18
  5. Step 5: Solve for x
    x = 91,483,016.18/13,336.66
  6. Step 6: Final answer
    x = 6,859.52

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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.