Home / 20,342.09-30,460.08-16,371.67

Finding the Fourth Proportional to 20,342.09, 30,460.08 and 16,371.67

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Solution

The fourth proportional to 20,342.09, 30,460.08 and 16,371.67 is: 24,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,342.09 : 30,460.08 = 16,371.67 : x
  2. Step 2: Convert to fraction form
    20,342.09/30,460.08 = 16,371.67/x
  3. Step 3: Cross multiply
    20,342.09x = 30,460.08 × 16,371.67
  4. Step 4: Simplify right side
    20,342.09x = 498,682,377.93
  5. Step 5: Solve for x
    x = 498,682,377.93/20,342.09
  6. Step 6: Final answer
    x = 24,514.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.