Home / 19,967.03-27,554.15-11,015.39

Finding the Fourth Proportional to 19,967.03, 27,554.15 and 11,015.39

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Solution

The fourth proportional to 19,967.03, 27,554.15 and 11,015.39 is: 15,201.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.03 : 27,554.15 = 11,015.39 : x
  2. Step 2: Convert to fraction form
    19,967.03/27,554.15 = 11,015.39/x
  3. Step 3: Cross multiply
    19,967.03x = 27,554.15 × 11,015.39
  4. Step 4: Simplify right side
    19,967.03x = 303,519,570.60
  5. Step 5: Solve for x
    x = 303,519,570.60/19,967.03
  6. Step 6: Final answer
    x = 15,201.04

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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.