Home / 13,876.92-19,282.89-13,734.84

Finding the Fourth Proportional to 13,876.92, 19,282.89 and 13,734.84

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Solution

The fourth proportional to 13,876.92, 19,282.89 and 13,734.84 is: 19,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,876.92 : 19,282.89 = 13,734.84 : x
  2. Step 2: Convert to fraction form
    13,876.92/19,282.89 = 13,734.84/x
  3. Step 3: Cross multiply
    13,876.92x = 19,282.89 × 13,734.84
  4. Step 4: Simplify right side
    13,876.92x = 264,847,408.89
  5. Step 5: Solve for x
    x = 264,847,408.89/13,876.92
  6. Step 6: Final answer
    x = 19,085.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.