Home / 39,693.28-54,774.72-23,786.56

Finding the Fourth Proportional to 39,693.28, 54,774.72 and 23,786.56

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Solution

The fourth proportional to 39,693.28, 54,774.72 and 23,786.56 is: 32,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,693.28 : 54,774.72 = 23,786.56 : x
  2. Step 2: Convert to fraction form
    39,693.28/54,774.72 = 23,786.56/x
  3. Step 3: Cross multiply
    39,693.28x = 54,774.72 × 23,786.56
  4. Step 4: Simplify right side
    39,693.28x = 1,302,902,163.76
  5. Step 5: Solve for x
    x = 1,302,902,163.76/39,693.28
  6. Step 6: Final answer
    x = 32,824.25

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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.