Home / 12,716.44-17,548.20-7,051.42

Finding the Fourth Proportional to 12,716.44, 17,548.20 and 7,051.42

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Solution

The fourth proportional to 12,716.44, 17,548.20 and 7,051.42 is: 9,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716.44 : 17,548.20 = 7,051.42 : x
  2. Step 2: Convert to fraction form
    12,716.44/17,548.20 = 7,051.42/x
  3. Step 3: Cross multiply
    12,716.44x = 17,548.20 × 7,051.42
  4. Step 4: Simplify right side
    12,716.44x = 123,739,728.44
  5. Step 5: Solve for x
    x = 123,739,728.44/12,716.44
  6. Step 6: Final answer
    x = 9,730.69

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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.