Home / 36,982.36-51,035.70-20,215.36

Finding the Fourth Proportional to 36,982.36, 51,035.70 and 20,215.36

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Solution

The fourth proportional to 36,982.36, 51,035.70 and 20,215.36 is: 27,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,982.36 : 51,035.70 = 20,215.36 : x
  2. Step 2: Convert to fraction form
    36,982.36/51,035.70 = 20,215.36/x
  3. Step 3: Cross multiply
    36,982.36x = 51,035.70 × 20,215.36
  4. Step 4: Simplify right side
    36,982.36x = 1,031,705,048.35
  5. Step 5: Solve for x
    x = 1,031,705,048.35/36,982.36
  6. Step 6: Final answer
    x = 27,897.22

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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.