Home / 30,748.52-46,078.14-16,696.64

Finding the Fourth Proportional to 30,748.52, 46,078.14 and 16,696.64

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Solution

The fourth proportional to 30,748.52, 46,078.14 and 16,696.64 is: 25,020.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,748.52 : 46,078.14 = 16,696.64 : x
  2. Step 2: Convert to fraction form
    30,748.52/46,078.14 = 16,696.64/x
  3. Step 3: Cross multiply
    30,748.52x = 46,078.14 × 16,696.64
  4. Step 4: Simplify right side
    30,748.52x = 769,350,115.45
  5. Step 5: Solve for x
    x = 769,350,115.45/30,748.52
  6. Step 6: Final answer
    x = 25,020.72

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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.