Home / 30,850.46-46,275.69-11,129.01

Finding the Fourth Proportional to 30,850.46, 46,275.69 and 11,129.01

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Solution

The fourth proportional to 30,850.46, 46,275.69 and 11,129.01 is: 16,693.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.46 : 46,275.69 = 11,129.01 : x
  2. Step 2: Convert to fraction form
    30,850.46/46,275.69 = 11,129.01/x
  3. Step 3: Cross multiply
    30,850.46x = 46,275.69 × 11,129.01
  4. Step 4: Simplify right side
    30,850.46x = 515,002,534.39
  5. Step 5: Solve for x
    x = 515,002,534.39/30,850.46
  6. Step 6: Final answer
    x = 16,693.51

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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.