Home / 19,621.44-27,077.00-11,124.34

Finding the Fourth Proportional to 19,621.44, 27,077.00 and 11,124.34

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Solution

The fourth proportional to 19,621.44, 27,077.00 and 11,124.34 is: 15,351.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,621.44 : 27,077.00 = 11,124.34 : x
  2. Step 2: Convert to fraction form
    19,621.44/27,077.00 = 11,124.34/x
  3. Step 3: Cross multiply
    19,621.44x = 27,077.00 × 11,124.34
  4. Step 4: Simplify right side
    19,621.44x = 301,213,630.87
  5. Step 5: Solve for x
    x = 301,213,630.87/19,621.44
  6. Step 6: Final answer
    x = 15,351.25

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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.