Home / 14,014.88-19,320.42-11,025.54

Finding the Fourth Proportional to 14,014.88, 19,320.42 and 11,025.54

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Solution

The fourth proportional to 14,014.88, 19,320.42 and 11,025.54 is: 15,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.88 : 19,320.42 = 11,025.54 : x
  2. Step 2: Convert to fraction form
    14,014.88/19,320.42 = 11,025.54/x
  3. Step 3: Cross multiply
    14,014.88x = 19,320.42 × 11,025.54
  4. Step 4: Simplify right side
    14,014.88x = 213,018,063.53
  5. Step 5: Solve for x
    x = 213,018,063.53/14,014.88
  6. Step 6: Final answer
    x = 15,199.42

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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.