Home / 14,054.66-21,067.34-5,731.06

Finding the Fourth Proportional to 14,054.66, 21,067.34 and 5,731.06

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Solution

The fourth proportional to 14,054.66, 21,067.34 and 5,731.06 is: 8,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.66 : 21,067.34 = 5,731.06 : x
  2. Step 2: Convert to fraction form
    14,054.66/21,067.34 = 5,731.06/x
  3. Step 3: Cross multiply
    14,054.66x = 21,067.34 × 5,731.06
  4. Step 4: Simplify right side
    14,054.66x = 120,738,189.58
  5. Step 5: Solve for x
    x = 120,738,189.58/14,054.66
  6. Step 6: Final answer
    x = 8,590.62

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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.