Home / 30,674.75-46,022.93-15,103.31

Finding the Fourth Proportional to 30,674.75, 46,022.93 and 15,103.31

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Solution

The fourth proportional to 30,674.75, 46,022.93 and 15,103.31 is: 22,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,674.75 : 46,022.93 = 15,103.31 : x
  2. Step 2: Convert to fraction form
    30,674.75/46,022.93 = 15,103.31/x
  3. Step 3: Cross multiply
    30,674.75x = 46,022.93 × 15,103.31
  4. Step 4: Simplify right side
    30,674.75x = 695,098,503.38
  5. Step 5: Solve for x
    x = 695,098,503.38/30,674.75
  6. Step 6: Final answer
    x = 22,660.28

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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.