Home / 14,467.01-19,961.84-13,728.89

Finding the Fourth Proportional to 14,467.01, 19,961.84 and 13,728.89

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Solution

The fourth proportional to 14,467.01, 19,961.84 and 13,728.89 is: 18,943.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,467.01 : 19,961.84 = 13,728.89 : x
  2. Step 2: Convert to fraction form
    14,467.01/19,961.84 = 13,728.89/x
  3. Step 3: Cross multiply
    14,467.01x = 19,961.84 × 13,728.89
  4. Step 4: Simplify right side
    14,467.01x = 274,053,989.78
  5. Step 5: Solve for x
    x = 274,053,989.78/14,467.01
  6. Step 6: Final answer
    x = 18,943.38

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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.