Home / 13,649.46-20,496.06-10,317.93

Finding the Fourth Proportional to 13,649.46, 20,496.06 and 10,317.93

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Solution

The fourth proportional to 13,649.46, 20,496.06 and 10,317.93 is: 15,493.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,649.46 : 20,496.06 = 10,317.93 : x
  2. Step 2: Convert to fraction form
    13,649.46/20,496.06 = 10,317.93/x
  3. Step 3: Cross multiply
    13,649.46x = 20,496.06 × 10,317.93
  4. Step 4: Simplify right side
    13,649.46x = 211,476,912.36
  5. Step 5: Solve for x
    x = 211,476,912.36/13,649.46
  6. Step 6: Final answer
    x = 15,493.43

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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.