Home / 20,114.48-30,173.26-5,323.02

Finding the Fourth Proportional to 20,114.48, 30,173.26 and 5,323.02

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Solution

The fourth proportional to 20,114.48, 30,173.26 and 5,323.02 is: 7,984.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,114.48 : 30,173.26 = 5,323.02 : x
  2. Step 2: Convert to fraction form
    20,114.48/30,173.26 = 5,323.02/x
  3. Step 3: Cross multiply
    20,114.48x = 30,173.26 × 5,323.02
  4. Step 4: Simplify right side
    20,114.48x = 160,612,866.45
  5. Step 5: Solve for x
    x = 160,612,866.45/20,114.48
  6. Step 6: Final answer
    x = 7,984.94

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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.