Home / 28,747.04-43,076.48-19,352.32

Finding the Fourth Proportional to 28,747.04, 43,076.48 and 19,352.32

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Solution

The fourth proportional to 28,747.04, 43,076.48 and 19,352.32 is: 28,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,747.04 : 43,076.48 = 19,352.32 : x
  2. Step 2: Convert to fraction form
    28,747.04/43,076.48 = 19,352.32/x
  3. Step 3: Cross multiply
    28,747.04x = 43,076.48 × 19,352.32
  4. Step 4: Simplify right side
    28,747.04x = 833,629,825.43
  5. Step 5: Solve for x
    x = 833,629,825.43/28,747.04
  6. Step 6: Final answer
    x = 28,998.81

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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.