Home / 14,165.94-19,553.58-12,671.22

Finding the Fourth Proportional to 14,165.94, 19,553.58 and 12,671.22

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Solution

The fourth proportional to 14,165.94, 19,553.58 and 12,671.22 is: 17,490.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.94 : 19,553.58 = 12,671.22 : x
  2. Step 2: Convert to fraction form
    14,165.94/19,553.58 = 12,671.22/x
  3. Step 3: Cross multiply
    14,165.94x = 19,553.58 × 12,671.22
  4. Step 4: Simplify right side
    14,165.94x = 247,767,713.97
  5. Step 5: Solve for x
    x = 247,767,713.97/14,165.94
  6. Step 6: Final answer
    x = 17,490.38

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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.