Home / 38,651.84-57,979.51-10,571.27

Finding the Fourth Proportional to 38,651.84, 57,979.51 and 10,571.27

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Solution

The fourth proportional to 38,651.84, 57,979.51 and 10,571.27 is: 15,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,651.84 : 57,979.51 = 10,571.27 : x
  2. Step 2: Convert to fraction form
    38,651.84/57,979.51 = 10,571.27/x
  3. Step 3: Cross multiply
    38,651.84x = 57,979.51 × 10,571.27
  4. Step 4: Simplify right side
    38,651.84x = 612,916,797.61
  5. Step 5: Solve for x
    x = 612,916,797.61/38,651.84
  6. Step 6: Final answer
    x = 15,857.38

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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.