Home / 30,327.57-41,851.48-16,898.54

Finding the Fourth Proportional to 30,327.57, 41,851.48 and 16,898.54

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Solution

The fourth proportional to 30,327.57, 41,851.48 and 16,898.54 is: 23,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327.57 : 41,851.48 = 16,898.54 : x
  2. Step 2: Convert to fraction form
    30,327.57/41,851.48 = 16,898.54/x
  3. Step 3: Cross multiply
    30,327.57x = 41,851.48 × 16,898.54
  4. Step 4: Simplify right side
    30,327.57x = 707,228,751.90
  5. Step 5: Solve for x
    x = 707,228,751.90/30,327.57
  6. Step 6: Final answer
    x = 23,319.67

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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.