Home / 23,405.21-35,121.68-8,624.51

Finding the Fourth Proportional to 23,405.21, 35,121.68 and 8,624.51

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Solution

The fourth proportional to 23,405.21, 35,121.68 and 8,624.51 is: 12,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,405.21 : 35,121.68 = 8,624.51 : x
  2. Step 2: Convert to fraction form
    23,405.21/35,121.68 = 8,624.51/x
  3. Step 3: Cross multiply
    23,405.21x = 35,121.68 × 8,624.51
  4. Step 4: Simplify right side
    23,405.21x = 302,907,280.38
  5. Step 5: Solve for x
    x = 302,907,280.38/23,405.21
  6. Step 6: Final answer
    x = 12,941.87

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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.