Home / 30,899.40-46,351.08-10,906.41

Finding the Fourth Proportional to 30,899.40, 46,351.08 and 10,906.41

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Solution

The fourth proportional to 30,899.40, 46,351.08 and 10,906.41 is: 16,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,899.40 : 46,351.08 = 10,906.41 : x
  2. Step 2: Convert to fraction form
    30,899.40/46,351.08 = 10,906.41/x
  3. Step 3: Cross multiply
    30,899.40x = 46,351.08 × 10,906.41
  4. Step 4: Simplify right side
    30,899.40x = 505,523,882.42
  5. Step 5: Solve for x
    x = 505,523,882.42/30,899.40
  6. Step 6: Final answer
    x = 16,360.31

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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.