Home / 25,273.73-37,879.85-17,880.32

Finding the Fourth Proportional to 25,273.73, 37,879.85 and 17,880.32

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Solution

The fourth proportional to 25,273.73, 37,879.85 and 17,880.32 is: 26,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,273.73 : 37,879.85 = 17,880.32 : x
  2. Step 2: Convert to fraction form
    25,273.73/37,879.85 = 17,880.32/x
  3. Step 3: Cross multiply
    25,273.73x = 37,879.85 × 17,880.32
  4. Step 4: Simplify right side
    25,273.73x = 677,303,978.95
  5. Step 5: Solve for x
    x = 677,303,978.95/25,273.73
  6. Step 6: Final answer
    x = 26,798.73

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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.