Home / 18,853.32-26,009.64-11,297.24

Finding the Fourth Proportional to 18,853.32, 26,009.64 and 11,297.24

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Solution

The fourth proportional to 18,853.32, 26,009.64 and 11,297.24 is: 15,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,853.32 : 26,009.64 = 11,297.24 : x
  2. Step 2: Convert to fraction form
    18,853.32/26,009.64 = 11,297.24/x
  3. Step 3: Cross multiply
    18,853.32x = 26,009.64 × 11,297.24
  4. Step 4: Simplify right side
    18,853.32x = 293,837,112.88
  5. Step 5: Solve for x
    x = 293,837,112.88/18,853.32
  6. Step 6: Final answer
    x = 15,585.43

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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.