Home / 14,735.80-20,333.44-8,765.28

Finding the Fourth Proportional to 14,735.80, 20,333.44 and 8,765.28

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Solution

The fourth proportional to 14,735.80, 20,333.44 and 8,765.28 is: 12,094.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735.80 : 20,333.44 = 8,765.28 : x
  2. Step 2: Convert to fraction form
    14,735.80/20,333.44 = 8,765.28/x
  3. Step 3: Cross multiply
    14,735.80x = 20,333.44 × 8,765.28
  4. Step 4: Simplify right side
    14,735.80x = 178,228,294.96
  5. Step 5: Solve for x
    x = 178,228,294.96/14,735.80
  6. Step 6: Final answer
    x = 12,094.92

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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.