Home / 13,546.98-20,269.67-11,208.11

Finding the Fourth Proportional to 13,546.98, 20,269.67 and 11,208.11

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Solution

The fourth proportional to 13,546.98, 20,269.67 and 11,208.11 is: 16,770.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.98 : 20,269.67 = 11,208.11 : x
  2. Step 2: Convert to fraction form
    13,546.98/20,269.67 = 11,208.11/x
  3. Step 3: Cross multiply
    13,546.98x = 20,269.67 × 11,208.11
  4. Step 4: Simplify right side
    13,546.98x = 227,184,533.63
  5. Step 5: Solve for x
    x = 227,184,533.63/13,546.98
  6. Step 6: Final answer
    x = 16,770.12

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1.5x scale

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.