Home / 27,928.60-41,905.05-14,077.60

Finding the Fourth Proportional to 27,928.60, 41,905.05 and 14,077.60

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Solution

The fourth proportional to 27,928.60, 41,905.05 and 14,077.60 is: 21,122.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.60 : 41,905.05 = 14,077.60 : x
  2. Step 2: Convert to fraction form
    27,928.60/41,905.05 = 14,077.60/x
  3. Step 3: Cross multiply
    27,928.60x = 41,905.05 × 14,077.60
  4. Step 4: Simplify right side
    27,928.60x = 589,922,531.88
  5. Step 5: Solve for x
    x = 589,922,531.88/27,928.60
  6. Step 6: Final answer
    x = 21,122.52

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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.