Home / 14,108.88-19,481.40-11,452.08

Finding the Fourth Proportional to 14,108.88, 19,481.40 and 11,452.08

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Solution

The fourth proportional to 14,108.88, 19,481.40 and 11,452.08 is: 15,812.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.88 : 19,481.40 = 11,452.08 : x
  2. Step 2: Convert to fraction form
    14,108.88/19,481.40 = 11,452.08/x
  3. Step 3: Cross multiply
    14,108.88x = 19,481.40 × 11,452.08
  4. Step 4: Simplify right side
    14,108.88x = 223,102,551.31
  5. Step 5: Solve for x
    x = 223,102,551.31/14,108.88
  6. Step 6: Final answer
    x = 15,812.92

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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.