Home / 14,309.82-19,745.10-9,011.70

Finding the Fourth Proportional to 14,309.82, 19,745.10 and 9,011.70

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Solution

The fourth proportional to 14,309.82, 19,745.10 and 9,011.70 is: 12,434.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,309.82 : 19,745.10 = 9,011.70 : x
  2. Step 2: Convert to fraction form
    14,309.82/19,745.10 = 9,011.70/x
  3. Step 3: Cross multiply
    14,309.82x = 19,745.10 × 9,011.70
  4. Step 4: Simplify right side
    14,309.82x = 177,936,917.67
  5. Step 5: Solve for x
    x = 177,936,917.67/14,309.82
  6. Step 6: Final answer
    x = 12,434.60

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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.