Home / 12,716.01-19,067.86-4,393.11

Finding the Fourth Proportional to 12,716.01, 19,067.86 and 4,393.11

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Solution

The fourth proportional to 12,716.01, 19,067.86 and 4,393.11 is: 6,587.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716.01 : 19,067.86 = 4,393.11 : x
  2. Step 2: Convert to fraction form
    12,716.01/19,067.86 = 4,393.11/x
  3. Step 3: Cross multiply
    12,716.01x = 19,067.86 × 4,393.11
  4. Step 4: Simplify right side
    12,716.01x = 83,767,176.18
  5. Step 5: Solve for x
    x = 83,767,176.18/12,716.01
  6. Step 6: Final answer
    x = 6,587.54

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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.