Home / 14,770.89-20,383.65-8,483.27

Finding the Fourth Proportional to 14,770.89, 20,383.65 and 8,483.27

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Solution

The fourth proportional to 14,770.89, 20,383.65 and 8,483.27 is: 11,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,770.89 : 20,383.65 = 8,483.27 : x
  2. Step 2: Convert to fraction form
    14,770.89/20,383.65 = 8,483.27/x
  3. Step 3: Cross multiply
    14,770.89x = 20,383.65 × 8,483.27
  4. Step 4: Simplify right side
    14,770.89x = 172,919,904.62
  5. Step 5: Solve for x
    x = 172,919,904.62/14,770.89
  6. Step 6: Final answer
    x = 11,706.80

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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.