Home / 30,768.42-46,152.64-15,969.72

Finding the Fourth Proportional to 30,768.42, 46,152.64 and 15,969.72

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Solution

The fourth proportional to 30,768.42, 46,152.64 and 15,969.72 is: 23,954.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,768.42 : 46,152.64 = 15,969.72 : x
  2. Step 2: Convert to fraction form
    30,768.42/46,152.64 = 15,969.72/x
  3. Step 3: Cross multiply
    30,768.42x = 46,152.64 × 15,969.72
  4. Step 4: Simplify right side
    30,768.42x = 737,044,738.06
  5. Step 5: Solve for x
    x = 737,044,738.06/30,768.42
  6. Step 6: Final answer
    x = 23,954.59

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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.