Home / 28,852.56-43,295.76-12,211.56

Finding the Fourth Proportional to 28,852.56, 43,295.76 and 12,211.56

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Solution

The fourth proportional to 28,852.56, 43,295.76 and 12,211.56 is: 18,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.56 : 43,295.76 = 12,211.56 : x
  2. Step 2: Convert to fraction form
    28,852.56/43,295.76 = 12,211.56/x
  3. Step 3: Cross multiply
    28,852.56x = 43,295.76 × 12,211.56
  4. Step 4: Simplify right side
    28,852.56x = 528,708,770.99
  5. Step 5: Solve for x
    x = 528,708,770.99/28,852.56
  6. Step 6: Final answer
    x = 18,324.50

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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.