Home / 14,098.11-19,454.23-8,129.42

Finding the Fourth Proportional to 14,098.11, 19,454.23 and 8,129.42

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Solution

The fourth proportional to 14,098.11, 19,454.23 and 8,129.42 is: 11,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.11 : 19,454.23 = 8,129.42 : x
  2. Step 2: Convert to fraction form
    14,098.11/19,454.23 = 8,129.42/x
  3. Step 3: Cross multiply
    14,098.11x = 19,454.23 × 8,129.42
  4. Step 4: Simplify right side
    14,098.11x = 158,151,606.45
  5. Step 5: Solve for x
    x = 158,151,606.45/14,098.11
  6. Step 6: Final answer
    x = 11,217.93

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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.