Home / 13,887.96-19,155.48-8,846.94

Finding the Fourth Proportional to 13,887.96, 19,155.48 and 8,846.94

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Solution

The fourth proportional to 13,887.96, 19,155.48 and 8,846.94 is: 12,202.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887.96 : 19,155.48 = 8,846.94 : x
  2. Step 2: Convert to fraction form
    13,887.96/19,155.48 = 8,846.94/x
  3. Step 3: Cross multiply
    13,887.96x = 19,155.48 × 8,846.94
  4. Step 4: Simplify right side
    13,887.96x = 169,467,382.23
  5. Step 5: Solve for x
    x = 169,467,382.23/13,887.96
  6. Step 6: Final answer
    x = 12,202.47

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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.