Home / 14,109.28-19,472.79-8,733.44

Finding the Fourth Proportional to 14,109.28, 19,472.79 and 8,733.44

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Solution

The fourth proportional to 14,109.28, 19,472.79 and 8,733.44 is: 12,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.28 : 19,472.79 = 8,733.44 : x
  2. Step 2: Convert to fraction form
    14,109.28/19,472.79 = 8,733.44/x
  3. Step 3: Cross multiply
    14,109.28x = 19,472.79 × 8,733.44
  4. Step 4: Simplify right side
    14,109.28x = 170,064,399.43
  5. Step 5: Solve for x
    x = 170,064,399.43/14,109.28
  6. Step 6: Final answer
    x = 12,053.37

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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.