Home / 14,173.94-19,564.62-12,679.22

Finding the Fourth Proportional to 14,173.94, 19,564.62 and 12,679.22

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Solution

The fourth proportional to 14,173.94, 19,564.62 and 12,679.22 is: 17,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.94 : 19,564.62 = 12,679.22 : x
  2. Step 2: Convert to fraction form
    14,173.94/19,564.62 = 12,679.22/x
  3. Step 3: Cross multiply
    14,173.94x = 19,564.62 × 12,679.22
  4. Step 4: Simplify right side
    14,173.94x = 248,064,121.20
  5. Step 5: Solve for x
    x = 248,064,121.20/14,173.94
  6. Step 6: Final answer
    x = 17,501.42

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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.