Home / 14,136.96-19,512.70-8,475.37

Finding the Fourth Proportional to 14,136.96, 19,512.70 and 8,475.37

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Solution

The fourth proportional to 14,136.96, 19,512.70 and 8,475.37 is: 11,698.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.96 : 19,512.70 = 8,475.37 : x
  2. Step 2: Convert to fraction form
    14,136.96/19,512.70 = 8,475.37/x
  3. Step 3: Cross multiply
    14,136.96x = 19,512.70 × 8,475.37
  4. Step 4: Simplify right side
    14,136.96x = 165,377,282.23
  5. Step 5: Solve for x
    x = 165,377,282.23/14,136.96
  6. Step 6: Final answer
    x = 11,698.22

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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.