Home / 13,258.37-19,891.26-4,493.94

Finding the Fourth Proportional to 13,258.37, 19,891.26 and 4,493.94

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Solution

The fourth proportional to 13,258.37, 19,891.26 and 4,493.94 is: 6,742.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258.37 : 19,891.26 = 4,493.94 : x
  2. Step 2: Convert to fraction form
    13,258.37/19,891.26 = 4,493.94/x
  3. Step 3: Cross multiply
    13,258.37x = 19,891.26 × 4,493.94
  4. Step 4: Simplify right side
    13,258.37x = 89,390,128.96
  5. Step 5: Solve for x
    x = 89,390,128.96/13,258.37
  6. Step 6: Final answer
    x = 6,742.17

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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.