Home / 30,864.80-46,286.40-16,068.80

Finding the Fourth Proportional to 30,864.80, 46,286.40 and 16,068.80

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Solution

The fourth proportional to 30,864.80, 46,286.40 and 16,068.80 is: 24,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864.80 : 46,286.40 = 16,068.80 : x
  2. Step 2: Convert to fraction form
    30,864.80/46,286.40 = 16,068.80/x
  3. Step 3: Cross multiply
    30,864.80x = 46,286.40 × 16,068.80
  4. Step 4: Simplify right side
    30,864.80x = 743,766,904.32
  5. Step 5: Solve for x
    x = 743,766,904.32/30,864.80
  6. Step 6: Final answer
    x = 24,097.58

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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.