Home / 14,722.68-20,310.59-8,750.96

Finding the Fourth Proportional to 14,722.68, 20,310.59 and 8,750.96

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Solution

The fourth proportional to 14,722.68, 20,310.59 and 8,750.96 is: 12,072.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,722.68 : 20,310.59 = 8,750.96 : x
  2. Step 2: Convert to fraction form
    14,722.68/20,310.59 = 8,750.96/x
  3. Step 3: Cross multiply
    14,722.68x = 20,310.59 × 8,750.96
  4. Step 4: Simplify right side
    14,722.68x = 177,737,015.36
  5. Step 5: Solve for x
    x = 177,737,015.36/14,722.68
  6. Step 6: Final answer
    x = 12,072.33

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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.