Home / 18,705.06-25,796.12-14,449.73

Finding the Fourth Proportional to 18,705.06, 25,796.12 and 14,449.73

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Solution

The fourth proportional to 18,705.06, 25,796.12 and 14,449.73 is: 19,927.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,705.06 : 25,796.12 = 14,449.73 : x
  2. Step 2: Convert to fraction form
    18,705.06/25,796.12 = 14,449.73/x
  3. Step 3: Cross multiply
    18,705.06x = 25,796.12 × 14,449.73
  4. Step 4: Simplify right side
    18,705.06x = 372,746,767.82
  5. Step 5: Solve for x
    x = 372,746,767.82/18,705.06
  6. Step 6: Final answer
    x = 19,927.59

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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.