Home / 39,812.05-54,940.56-23,896.57

Finding the Fourth Proportional to 39,812.05, 54,940.56 and 23,896.57

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Solution

The fourth proportional to 39,812.05, 54,940.56 and 23,896.57 is: 32,977.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,812.05 : 54,940.56 = 23,896.57 : x
  2. Step 2: Convert to fraction form
    39,812.05/54,940.56 = 23,896.57/x
  3. Step 3: Cross multiply
    39,812.05x = 54,940.56 × 23,896.57
  4. Step 4: Simplify right side
    39,812.05x = 1,312,890,937.88
  5. Step 5: Solve for x
    x = 1,312,890,937.88/39,812.05
  6. Step 6: Final answer
    x = 32,977.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.