Home / 43,516.44-65,279.21-18,559.13

Finding the Fourth Proportional to 43,516.44, 65,279.21 and 18,559.13

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Solution

The fourth proportional to 43,516.44, 65,279.21 and 18,559.13 is: 27,840.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,516.44 : 65,279.21 = 18,559.13 : x
  2. Step 2: Convert to fraction form
    43,516.44/65,279.21 = 18,559.13/x
  3. Step 3: Cross multiply
    43,516.44x = 65,279.21 × 18,559.13
  4. Step 4: Simplify right side
    43,516.44x = 1,211,524,925.50
  5. Step 5: Solve for x
    x = 1,211,524,925.50/43,516.44
  6. Step 6: Final answer
    x = 27,840.63

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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.