Home / 15,546.63-21,449.09-9,494.67

Finding the Fourth Proportional to 15,546.63, 21,449.09 and 9,494.67

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Solution

The fourth proportional to 15,546.63, 21,449.09 and 9,494.67 is: 13,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.63 : 21,449.09 = 9,494.67 : x
  2. Step 2: Convert to fraction form
    15,546.63/21,449.09 = 9,494.67/x
  3. Step 3: Cross multiply
    15,546.63x = 21,449.09 × 9,494.67
  4. Step 4: Simplify right side
    15,546.63x = 203,651,983.88
  5. Step 5: Solve for x
    x = 203,651,983.88/15,546.63
  6. Step 6: Final answer
    x = 13,099.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.