Home / 13,409.03-20,116.86-9,468.01

Finding the Fourth Proportional to 13,409.03, 20,116.86 and 9,468.01

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Solution

The fourth proportional to 13,409.03, 20,116.86 and 9,468.01 is: 14,204.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,409.03 : 20,116.86 = 9,468.01 : x
  2. Step 2: Convert to fraction form
    13,409.03/20,116.86 = 9,468.01/x
  3. Step 3: Cross multiply
    13,409.03x = 20,116.86 × 9,468.01
  4. Step 4: Simplify right side
    13,409.03x = 190,466,692.30
  5. Step 5: Solve for x
    x = 190,466,692.30/13,409.03
  6. Step 6: Final answer
    x = 14,204.36

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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.