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Finding the Fourth Proportional to 30,706.03, 46,059.03 and 8,519.41

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Solution

The fourth proportional to 30,706.03, 46,059.03 and 8,519.41 is: 12,779.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,706.03 : 46,059.03 = 8,519.41 : x
  2. Step 2: Convert to fraction form
    30,706.03/46,059.03 = 8,519.41/x
  3. Step 3: Cross multiply
    30,706.03x = 46,059.03 × 8,519.41
  4. Step 4: Simplify right side
    30,706.03x = 392,395,760.77
  5. Step 5: Solve for x
    x = 392,395,760.77/30,706.03
  6. Step 6: Final answer
    x = 12,779.11

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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.