Home / 19,967.20-27,554.70-11,015.26

Finding the Fourth Proportional to 19,967.20, 27,554.70 and 11,015.26

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Solution

The fourth proportional to 19,967.20, 27,554.70 and 11,015.26 is: 15,201.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.20 : 27,554.70 = 11,015.26 : x
  2. Step 2: Convert to fraction form
    19,967.20/27,554.70 = 11,015.26/x
  3. Step 3: Cross multiply
    19,967.20x = 27,554.70 × 11,015.26
  4. Step 4: Simplify right side
    19,967.20x = 303,522,184.72
  5. Step 5: Solve for x
    x = 303,522,184.72/19,967.20
  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.