Home / 35,917.27-49,563.48-20,808.70

Finding the Fourth Proportional to 35,917.27, 49,563.48 and 20,808.70

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Solution

The fourth proportional to 35,917.27, 49,563.48 and 20,808.70 is: 28,714.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,917.27 : 49,563.48 = 20,808.70 : x
  2. Step 2: Convert to fraction form
    35,917.27/49,563.48 = 20,808.70/x
  3. Step 3: Cross multiply
    35,917.27x = 49,563.48 × 20,808.70
  4. Step 4: Simplify right side
    35,917.27x = 1,031,351,586.28
  5. Step 5: Solve for x
    x = 1,031,351,586.28/35,917.27
  6. Step 6: Final answer
    x = 28,714.64

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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.