Home / 28,799.97-43,205.76-11,269.50

Finding the Fourth Proportional to 28,799.97, 43,205.76 and 11,269.50

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Solution

The fourth proportional to 28,799.97, 43,205.76 and 11,269.50 is: 16,906.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,799.97 : 43,205.76 = 11,269.50 : x
  2. Step 2: Convert to fraction form
    28,799.97/43,205.76 = 11,269.50/x
  3. Step 3: Cross multiply
    28,799.97x = 43,205.76 × 11,269.50
  4. Step 4: Simplify right side
    28,799.97x = 486,907,312.32
  5. Step 5: Solve for x
    x = 486,907,312.32/28,799.97
  6. Step 6: Final answer
    x = 16,906.52

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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.