Home / 14,053.96-19,396.26-8,083.72

Finding the Fourth Proportional to 14,053.96, 19,396.26 and 8,083.72

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Solution

The fourth proportional to 14,053.96, 19,396.26 and 8,083.72 is: 11,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.96 : 19,396.26 = 8,083.72 : x
  2. Step 2: Convert to fraction form
    14,053.96/19,396.26 = 8,083.72/x
  3. Step 3: Cross multiply
    14,053.96x = 19,396.26 × 8,083.72
  4. Step 4: Simplify right side
    14,053.96x = 156,793,934.89
  5. Step 5: Solve for x
    x = 156,793,934.89/14,053.96
  6. Step 6: Final answer
    x = 11,156.57

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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.