Home / 30,908.16-46,344.60-20,383.83

Finding the Fourth Proportional to 30,908.16, 46,344.60 and 20,383.83

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Solution

The fourth proportional to 30,908.16, 46,344.60 and 20,383.83 is: 30,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,908.16 : 46,344.60 = 20,383.83 : x
  2. Step 2: Convert to fraction form
    30,908.16/46,344.60 = 20,383.83/x
  3. Step 3: Cross multiply
    30,908.16x = 46,344.60 × 20,383.83
  4. Step 4: Simplify right side
    30,908.16x = 944,680,447.82
  5. Step 5: Solve for x
    x = 944,680,447.82/30,908.16
  6. Step 6: Final answer
    x = 30,564.11

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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.