Home / 13,982.39-20,973.58-9,586.52

Finding the Fourth Proportional to 13,982.39, 20,973.58 and 9,586.52

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Solution

The fourth proportional to 13,982.39, 20,973.58 and 9,586.52 is: 14,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.39 : 20,973.58 = 9,586.52 : x
  2. Step 2: Convert to fraction form
    13,982.39/20,973.58 = 9,586.52/x
  3. Step 3: Cross multiply
    13,982.39x = 20,973.58 × 9,586.52
  4. Step 4: Simplify right side
    13,982.39x = 201,063,593.96
  5. Step 5: Solve for x
    x = 201,063,593.96/13,982.39
  6. Step 6: Final answer
    x = 14,379.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.