Home / 19,959.36-27,544.12-11,007.20

Finding the Fourth Proportional to 19,959.36, 27,544.12 and 11,007.20

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Solution

The fourth proportional to 19,959.36, 27,544.12 and 11,007.20 is: 15,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,959.36 : 27,544.12 = 11,007.20 : x
  2. Step 2: Convert to fraction form
    19,959.36/27,544.12 = 11,007.20/x
  3. Step 3: Cross multiply
    19,959.36x = 27,544.12 × 11,007.20
  4. Step 4: Simplify right side
    19,959.36x = 303,183,637.66
  5. Step 5: Solve for x
    x = 303,183,637.66/19,959.36
  6. Step 6: Final answer
    x = 15,190.05

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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.