Home / 13,214.56-19,811.38-6,546.34

Finding the Fourth Proportional to 13,214.56, 19,811.38 and 6,546.34

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Solution

The fourth proportional to 13,214.56, 19,811.38 and 6,546.34 is: 9,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.56 : 19,811.38 = 6,546.34 : x
  2. Step 2: Convert to fraction form
    13,214.56/19,811.38 = 6,546.34/x
  3. Step 3: Cross multiply
    13,214.56x = 19,811.38 × 6,546.34
  4. Step 4: Simplify right side
    13,214.56x = 129,692,029.35
  5. Step 5: Solve for x
    x = 129,692,029.35/13,214.56
  6. Step 6: Final answer
    x = 9,814.33

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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.