Home / 14,956.07-20,638.61-8,241.51

Finding the Fourth Proportional to 14,956.07, 20,638.61 and 8,241.51

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Solution

The fourth proportional to 14,956.07, 20,638.61 and 8,241.51 is: 11,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,956.07 : 20,638.61 = 8,241.51 : x
  2. Step 2: Convert to fraction form
    14,956.07/20,638.61 = 8,241.51/x
  3. Step 3: Cross multiply
    14,956.07x = 20,638.61 × 8,241.51
  4. Step 4: Simplify right side
    14,956.07x = 170,093,310.70
  5. Step 5: Solve for x
    x = 170,093,310.70/14,956.07
  6. Step 6: Final answer
    x = 11,372.86

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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.