Home / 38,651.42-57,976.30-10,571.47

Finding the Fourth Proportional to 38,651.42, 57,976.30 and 10,571.47

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Solution

The fourth proportional to 38,651.42, 57,976.30 and 10,571.47 is: 15,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,651.42 : 57,976.30 = 10,571.47 : x
  2. Step 2: Convert to fraction form
    38,651.42/57,976.30 = 10,571.47/x
  3. Step 3: Cross multiply
    38,651.42x = 57,976.30 × 10,571.47
  4. Step 4: Simplify right side
    38,651.42x = 612,894,544.79
  5. Step 5: Solve for x
    x = 612,894,544.79/38,651.42
  6. Step 6: Final answer
    x = 15,856.98

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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.