Home / 19,599.75-27,051.30-11,216.25

Finding the Fourth Proportional to 19,599.75, 27,051.30 and 11,216.25

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Solution

The fourth proportional to 19,599.75, 27,051.30 and 11,216.25 is: 15,480.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.75 : 27,051.30 = 11,216.25 : x
  2. Step 2: Convert to fraction form
    19,599.75/27,051.30 = 11,216.25/x
  3. Step 3: Cross multiply
    19,599.75x = 27,051.30 × 11,216.25
  4. Step 4: Simplify right side
    19,599.75x = 303,414,143.63
  5. Step 5: Solve for x
    x = 303,414,143.63/19,599.75
  6. Step 6: Final answer
    x = 15,480.51

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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.