Home / 14,629.48-20,188.54-7,914.97

Finding the Fourth Proportional to 14,629.48, 20,188.54 and 7,914.97

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Solution

The fourth proportional to 14,629.48, 20,188.54 and 7,914.97 is: 10,922.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.48 : 20,188.54 = 7,914.97 : x
  2. Step 2: Convert to fraction form
    14,629.48/20,188.54 = 7,914.97/x
  3. Step 3: Cross multiply
    14,629.48x = 20,188.54 × 7,914.97
  4. Step 4: Simplify right side
    14,629.48x = 159,791,610.01
  5. Step 5: Solve for x
    x = 159,791,610.01/14,629.48
  6. Step 6: Final answer
    x = 10,922.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.