Home / 38,935.72-58,418.73-15,568.84

Finding the Fourth Proportional to 38,935.72, 58,418.73 and 15,568.84

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Solution

The fourth proportional to 38,935.72, 58,418.73 and 15,568.84 is: 23,359.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,935.72 : 58,418.73 = 15,568.84 : x
  2. Step 2: Convert to fraction form
    38,935.72/58,418.73 = 15,568.84/x
  3. Step 3: Cross multiply
    38,935.72x = 58,418.73 × 15,568.84
  4. Step 4: Simplify right side
    38,935.72x = 909,511,860.37
  5. Step 5: Solve for x
    x = 909,511,860.37/38,935.72
  6. Step 6: Final answer
    x = 23,359.32

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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.