Home / 30,825.11-46,147.53-27,870.41

Finding the Fourth Proportional to 30,825.11, 46,147.53 and 27,870.41

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Solution

The fourth proportional to 30,825.11, 46,147.53 and 27,870.41 is: 41,724.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,825.11 : 46,147.53 = 27,870.41 : x
  2. Step 2: Convert to fraction form
    30,825.11/46,147.53 = 27,870.41/x
  3. Step 3: Cross multiply
    30,825.11x = 46,147.53 × 27,870.41
  4. Step 4: Simplify right side
    30,825.11x = 1,286,150,581.59
  5. Step 5: Solve for x
    x = 1,286,150,581.59/30,825.11
  6. Step 6: Final answer
    x = 41,724.12

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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.