Home / 18,932.36-28,175.05-18,301.67

Finding the Fourth Proportional to 18,932.36, 28,175.05 and 18,301.67

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Solution

The fourth proportional to 18,932.36, 28,175.05 and 18,301.67 is: 27,236.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,932.36 : 28,175.05 = 18,301.67 : x
  2. Step 2: Convert to fraction form
    18,932.36/28,175.05 = 18,301.67/x
  3. Step 3: Cross multiply
    18,932.36x = 28,175.05 × 18,301.67
  4. Step 4: Simplify right side
    18,932.36x = 515,650,467.33
  5. Step 5: Solve for x
    x = 515,650,467.33/18,932.36
  6. Step 6: Final answer
    x = 27,236.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.