Home / 21,724.08-32,585.55-6,933.90

Finding the Fourth Proportional to 21,724.08, 32,585.55 and 6,933.90

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Solution

The fourth proportional to 21,724.08, 32,585.55 and 6,933.90 is: 10,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,724.08 : 32,585.55 = 6,933.90 : x
  2. Step 2: Convert to fraction form
    21,724.08/32,585.55 = 6,933.90/x
  3. Step 3: Cross multiply
    21,724.08x = 32,585.55 × 6,933.90
  4. Step 4: Simplify right side
    21,724.08x = 225,944,945.15
  5. Step 5: Solve for x
    x = 225,944,945.15/21,724.08
  6. Step 6: Final answer
    x = 10,400.67

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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.