Home / 18,853.05-26,021.07-10,894.22

Finding the Fourth Proportional to 18,853.05, 26,021.07 and 10,894.22

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Solution

The fourth proportional to 18,853.05, 26,021.07 and 10,894.22 is: 15,036.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,853.05 : 26,021.07 = 10,894.22 : x
  2. Step 2: Convert to fraction form
    18,853.05/26,021.07 = 10,894.22/x
  3. Step 3: Cross multiply
    18,853.05x = 26,021.07 × 10,894.22
  4. Step 4: Simplify right side
    18,853.05x = 283,479,261.22
  5. Step 5: Solve for x
    x = 283,479,261.22/18,853.05
  6. Step 6: Final answer
    x = 15,036.25

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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.