Home / 14,015.88-19,321.80-11,026.54

Finding the Fourth Proportional to 14,015.88, 19,321.80 and 11,026.54

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Solution

The fourth proportional to 14,015.88, 19,321.80 and 11,026.54 is: 15,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.88 : 19,321.80 = 11,026.54 : x
  2. Step 2: Convert to fraction form
    14,015.88/19,321.80 = 11,026.54/x
  3. Step 3: Cross multiply
    14,015.88x = 19,321.80 × 11,026.54
  4. Step 4: Simplify right side
    14,015.88x = 213,052,600.57
  5. Step 5: Solve for x
    x = 213,052,600.57/14,015.88
  6. Step 6: Final answer
    x = 15,200.80

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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.