Home / 13,564.44-20,346.93-8,914.10

Finding the Fourth Proportional to 13,564.44, 20,346.93 and 8,914.10

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Solution

The fourth proportional to 13,564.44, 20,346.93 and 8,914.10 is: 13,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,564.44 : 20,346.93 = 8,914.10 : x
  2. Step 2: Convert to fraction form
    13,564.44/20,346.93 = 8,914.10/x
  3. Step 3: Cross multiply
    13,564.44x = 20,346.93 × 8,914.10
  4. Step 4: Simplify right side
    13,564.44x = 181,374,466.98
  5. Step 5: Solve for x
    x = 181,374,466.98/13,564.44
  6. Step 6: Final answer
    x = 13,371.32

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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.