Home / 30,806.79-46,230.69-16,770.35

Finding the Fourth Proportional to 30,806.79, 46,230.69 and 16,770.35

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Solution

The fourth proportional to 30,806.79, 46,230.69 and 16,770.35 is: 25,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,806.79 : 46,230.69 = 16,770.35 : x
  2. Step 2: Convert to fraction form
    30,806.79/46,230.69 = 16,770.35/x
  3. Step 3: Cross multiply
    30,806.79x = 46,230.69 × 16,770.35
  4. Step 4: Simplify right side
    30,806.79x = 775,304,620.89
  5. Step 5: Solve for x
    x = 775,304,620.89/30,806.79
  6. Step 6: Final answer
    x = 25,166.68

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1.5x scale

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.