Home / 23,968.32-35,856.12-20,716.32

Finding the Fourth Proportional to 23,968.32, 35,856.12 and 20,716.32

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Solution

The fourth proportional to 23,968.32, 35,856.12 and 20,716.32 is: 30,991.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,968.32 : 35,856.12 = 20,716.32 : x
  2. Step 2: Convert to fraction form
    23,968.32/35,856.12 = 20,716.32/x
  3. Step 3: Cross multiply
    23,968.32x = 35,856.12 × 20,716.32
  4. Step 4: Simplify right side
    23,968.32x = 742,806,855.88
  5. Step 5: Solve for x
    x = 742,806,855.88/23,968.32
  6. Step 6: Final answer
    x = 30,991.19

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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.