Home / 12,982.44-19,446.60-12,048.45

Finding the Fourth Proportional to 12,982.44, 19,446.60 and 12,048.45

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Solution

The fourth proportional to 12,982.44, 19,446.60 and 12,048.45 is: 18,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,982.44 : 19,446.60 = 12,048.45 : x
  2. Step 2: Convert to fraction form
    12,982.44/19,446.60 = 12,048.45/x
  3. Step 3: Cross multiply
    12,982.44x = 19,446.60 × 12,048.45
  4. Step 4: Simplify right side
    12,982.44x = 234,301,387.77
  5. Step 5: Solve for x
    x = 234,301,387.77/12,982.44
  6. Step 6: Final answer
    x = 18,047.56

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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.