Home / 19,009.62-26,238.87-11,054.88

Finding the Fourth Proportional to 19,009.62, 26,238.87 and 11,054.88

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Solution

The fourth proportional to 19,009.62, 26,238.87 and 11,054.88 is: 15,258.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.62 : 26,238.87 = 11,054.88 : x
  2. Step 2: Convert to fraction form
    19,009.62/26,238.87 = 11,054.88/x
  3. Step 3: Cross multiply
    19,009.62x = 26,238.87 × 11,054.88
  4. Step 4: Simplify right side
    19,009.62x = 290,067,559.19
  5. Step 5: Solve for x
    x = 290,067,559.19/19,009.62
  6. Step 6: Final answer
    x = 15,258.99

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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.