Home / 30,220.69-45,331.44-8,033.95

Finding the Fourth Proportional to 30,220.69, 45,331.44 and 8,033.95

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Solution

The fourth proportional to 30,220.69, 45,331.44 and 8,033.95 is: 12,051.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220.69 : 45,331.44 = 8,033.95 : x
  2. Step 2: Convert to fraction form
    30,220.69/45,331.44 = 8,033.95/x
  3. Step 3: Cross multiply
    30,220.69x = 45,331.44 × 8,033.95
  4. Step 4: Simplify right side
    30,220.69x = 364,190,522.39
  5. Step 5: Solve for x
    x = 364,190,522.39/30,220.69
  6. Step 6: Final answer
    x = 12,051.03

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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.