Home / 28,920.60-43,316.10-23,736.60

Finding the Fourth Proportional to 28,920.60, 43,316.10 and 23,736.60

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Solution

The fourth proportional to 28,920.60, 43,316.10 and 23,736.60 is: 35,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,920.60 : 43,316.10 = 23,736.60 : x
  2. Step 2: Convert to fraction form
    28,920.60/43,316.10 = 23,736.60/x
  3. Step 3: Cross multiply
    28,920.60x = 43,316.10 × 23,736.60
  4. Step 4: Simplify right side
    28,920.60x = 1,028,176,939.26
  5. Step 5: Solve for x
    x = 1,028,176,939.26/28,920.60
  6. Step 6: Final answer
    x = 35,551.72

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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.