Home / 20,362.24-30,541.90-6,321.93

Finding the Fourth Proportional to 20,362.24, 30,541.90 and 6,321.93

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Solution

The fourth proportional to 20,362.24, 30,541.90 and 6,321.93 is: 9,482.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362.24 : 30,541.90 = 6,321.93 : x
  2. Step 2: Convert to fraction form
    20,362.24/30,541.90 = 6,321.93/x
  3. Step 3: Cross multiply
    20,362.24x = 30,541.90 × 6,321.93
  4. Step 4: Simplify right side
    20,362.24x = 193,083,753.87
  5. Step 5: Solve for x
    x = 193,083,753.87/20,362.24
  6. Step 6: Final answer
    x = 9,482.44

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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.