Home / 25,571.36-38,363.40-25,147.56

Finding the Fourth Proportional to 25,571.36, 38,363.40 and 25,147.56

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Solution

The fourth proportional to 25,571.36, 38,363.40 and 25,147.56 is: 37,727.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,571.36 : 38,363.40 = 25,147.56 : x
  2. Step 2: Convert to fraction form
    25,571.36/38,363.40 = 25,147.56/x
  3. Step 3: Cross multiply
    25,571.36x = 38,363.40 × 25,147.56
  4. Step 4: Simplify right side
    25,571.36x = 964,745,903.30
  5. Step 5: Solve for x
    x = 964,745,903.30/25,571.36
  6. Step 6: Final answer
    x = 37,727.59

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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.