Home / 30,988.34-46,493.04-11,268.48

Finding the Fourth Proportional to 30,988.34, 46,493.04 and 11,268.48

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Solution

The fourth proportional to 30,988.34, 46,493.04 and 11,268.48 is: 16,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,988.34 : 46,493.04 = 11,268.48 : x
  2. Step 2: Convert to fraction form
    30,988.34/46,493.04 = 11,268.48/x
  3. Step 3: Cross multiply
    30,988.34x = 46,493.04 × 11,268.48
  4. Step 4: Simplify right side
    30,988.34x = 523,905,891.38
  5. Step 5: Solve for x
    x = 523,905,891.38/30,988.34
  6. Step 6: Final answer
    x = 16,906.55

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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.