Home / 28,697.39-43,052.34-12,047.94

Finding the Fourth Proportional to 28,697.39, 43,052.34 and 12,047.94

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Solution

The fourth proportional to 28,697.39, 43,052.34 and 12,047.94 is: 18,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,697.39 : 43,052.34 = 12,047.94 : x
  2. Step 2: Convert to fraction form
    28,697.39/43,052.34 = 12,047.94/x
  3. Step 3: Cross multiply
    28,697.39x = 43,052.34 × 12,047.94
  4. Step 4: Simplify right side
    28,697.39x = 518,691,733.68
  5. Step 5: Solve for x
    x = 518,691,733.68/28,697.39
  6. Step 6: Final answer
    x = 18,074.53

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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.