Home / 20,018.26-30,162.50-16,584.67

Finding the Fourth Proportional to 20,018.26, 30,162.50 and 16,584.67

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Solution

The fourth proportional to 20,018.26, 30,162.50 and 16,584.67 is: 24,988.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,018.26 : 30,162.50 = 16,584.67 : x
  2. Step 2: Convert to fraction form
    20,018.26/30,162.50 = 16,584.67/x
  3. Step 3: Cross multiply
    20,018.26x = 30,162.50 × 16,584.67
  4. Step 4: Simplify right side
    20,018.26x = 500,235,108.88
  5. Step 5: Solve for x
    x = 500,235,108.88/20,018.26
  6. Step 6: Final answer
    x = 24,988.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.