Home / 15,546.94-21,454.77-8,473.41

Finding the Fourth Proportional to 15,546.94, 21,454.77 and 8,473.41

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Solution

The fourth proportional to 15,546.94, 21,454.77 and 8,473.41 is: 11,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,546.94 : 21,454.77 = 8,473.41 : x
  2. Step 2: Convert to fraction form
    15,546.94/21,454.77 = 8,473.41/x
  3. Step 3: Cross multiply
    15,546.94x = 21,454.77 × 8,473.41
  4. Step 4: Simplify right side
    15,546.94x = 181,795,094.44
  5. Step 5: Solve for x
    x = 181,795,094.44/15,546.94
  6. Step 6: Final answer
    x = 11,693.31

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1.5x scale

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.