Home / 28,694.54-39,592.32-16,752.45

Finding the Fourth Proportional to 28,694.54, 39,592.32 and 16,752.45

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Solution

The fourth proportional to 28,694.54, 39,592.32 and 16,752.45 is: 23,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,694.54 : 39,592.32 = 16,752.45 : x
  2. Step 2: Convert to fraction form
    28,694.54/39,592.32 = 16,752.45/x
  3. Step 3: Cross multiply
    28,694.54x = 39,592.32 × 16,752.45
  4. Step 4: Simplify right side
    28,694.54x = 663,268,446.83
  5. Step 5: Solve for x
    x = 663,268,446.83/28,694.54
  6. Step 6: Final answer
    x = 23,114.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.