Home / 20,436.24-30,647.88-6,582

Finding the Fourth Proportional to 20,436.24, 30,647.88 and 6,582

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Solution

The fourth proportional to 20,436.24, 30,647.88 and 6,582 is: 9,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,436.24 : 30,647.88 = 6,582 : x
  2. Step 2: Convert to fraction form
    20,436.24/30,647.88 = 6,582/x
  3. Step 3: Cross multiply
    20,436.24x = 30,647.88 × 6,582
  4. Step 4: Simplify right side
    20,436.24x = 201,724,346.16
  5. Step 5: Solve for x
    x = 201,724,346.16/20,436.24
  6. Step 6: Final answer
    x = 9,870.91

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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.