Home / 14,174.94-19,566-12,680.22

Finding the Fourth Proportional to 14,174.94, 19,566 and 12,680.22

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Solution

The fourth proportional to 14,174.94, 19,566 and 12,680.22 is: 17,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.94 : 19,566 = 12,680.22 : x
  2. Step 2: Convert to fraction form
    14,174.94/19,566 = 12,680.22/x
  3. Step 3: Cross multiply
    14,174.94x = 19,566 × 12,680.22
  4. Step 4: Simplify right side
    14,174.94x = 248,101,184.52
  5. Step 5: Solve for x
    x = 248,101,184.52/14,174.94
  6. Step 6: Final answer
    x = 17,502.80

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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.