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Finding the Fourth Proportional to 30,866.98, 46,300.20 and 7,493.44

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Solution

The fourth proportional to 30,866.98, 46,300.20 and 7,493.44 is: 11,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,866.98 : 46,300.20 = 7,493.44 : x
  2. Step 2: Convert to fraction form
    30,866.98/46,300.20 = 7,493.44/x
  3. Step 3: Cross multiply
    30,866.98x = 46,300.20 × 7,493.44
  4. Step 4: Simplify right side
    30,866.98x = 346,947,770.69
  5. Step 5: Solve for x
    x = 346,947,770.69/30,866.98
  6. Step 6: Final answer
    x = 11,240.09

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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.