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Finding the Fourth Proportional to 23,640.68, 35,465.21 and 7,846.65

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Solution

The fourth proportional to 23,640.68, 35,465.21 and 7,846.65 is: 11,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.68 : 35,465.21 = 7,846.65 : x
  2. Step 2: Convert to fraction form
    23,640.68/35,465.21 = 7,846.65/x
  3. Step 3: Cross multiply
    23,640.68x = 35,465.21 × 7,846.65
  4. Step 4: Simplify right side
    23,640.68x = 278,283,050.81
  5. Step 5: Solve for x
    x = 278,283,050.81/23,640.68
  6. Step 6: Final answer
    x = 11,771.37

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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.