Home / 20,267.69-30,402.41-6,228.27

Finding the Fourth Proportional to 20,267.69, 30,402.41 and 6,228.27

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Solution

The fourth proportional to 20,267.69, 30,402.41 and 6,228.27 is: 9,342.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,267.69 : 30,402.41 = 6,228.27 : x
  2. Step 2: Convert to fraction form
    20,267.69/30,402.41 = 6,228.27/x
  3. Step 3: Cross multiply
    20,267.69x = 30,402.41 × 6,228.27
  4. Step 4: Simplify right side
    20,267.69x = 189,354,386.99
  5. Step 5: Solve for x
    x = 189,354,386.99/20,267.69
  6. Step 6: Final answer
    x = 9,342.67

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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.