Home / 43,613.20-65,413.56-14,027.12

Finding the Fourth Proportional to 43,613.20, 65,413.56 and 14,027.12

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Solution

The fourth proportional to 43,613.20, 65,413.56 and 14,027.12 is: 21,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,613.20 : 65,413.56 = 14,027.12 : x
  2. Step 2: Convert to fraction form
    43,613.20/65,413.56 = 14,027.12/x
  3. Step 3: Cross multiply
    43,613.20x = 65,413.56 × 14,027.12
  4. Step 4: Simplify right side
    43,613.20x = 917,563,855.75
  5. Step 5: Solve for x
    x = 917,563,855.75/43,613.20
  6. Step 6: Final answer
    x = 21,038.67

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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.