Home / 30,897.84-46,310.94-14,222.88

Finding the Fourth Proportional to 30,897.84, 46,310.94 and 14,222.88

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Solution

The fourth proportional to 30,897.84, 46,310.94 and 14,222.88 is: 21,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,897.84 : 46,310.94 = 14,222.88 : x
  2. Step 2: Convert to fraction form
    30,897.84/46,310.94 = 14,222.88/x
  3. Step 3: Cross multiply
    30,897.84x = 46,310.94 × 14,222.88
  4. Step 4: Simplify right side
    30,897.84x = 658,674,942.31
  5. Step 5: Solve for x
    x = 658,674,942.31/30,897.84
  6. Step 6: Final answer
    x = 21,317.83

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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.