Home / 28,884.06-43,308-11,333.52

Finding the Fourth Proportional to 28,884.06, 43,308 and 11,333.52

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Solution

The fourth proportional to 28,884.06, 43,308 and 11,333.52 is: 16,993.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.06 : 43,308 = 11,333.52 : x
  2. Step 2: Convert to fraction form
    28,884.06/43,308 = 11,333.52/x
  3. Step 3: Cross multiply
    28,884.06x = 43,308 × 11,333.52
  4. Step 4: Simplify right side
    28,884.06x = 490,832,084.16
  5. Step 5: Solve for x
    x = 490,832,084.16/28,884.06
  6. Step 6: Final answer
    x = 16,993.18

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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.