Home / 30,849.14-46,330.20-28,246.61

Finding the Fourth Proportional to 30,849.14, 46,330.20 and 28,246.61

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Solution

The fourth proportional to 30,849.14, 46,330.20 and 28,246.61 is: 42,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849.14 : 46,330.20 = 28,246.61 : x
  2. Step 2: Convert to fraction form
    30,849.14/46,330.20 = 28,246.61/x
  3. Step 3: Cross multiply
    30,849.14x = 46,330.20 × 28,246.61
  4. Step 4: Simplify right side
    30,849.14x = 1,308,670,858.97
  5. Step 5: Solve for x
    x = 1,308,670,858.97/30,849.14
  6. Step 6: Final answer
    x = 42,421.64

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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.