Home / 36,004.32-49,682.16-21,852

Finding the Fourth Proportional to 36,004.32, 49,682.16 and 21,852

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Solution

The fourth proportional to 36,004.32, 49,682.16 and 21,852 is: 30,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,004.32 : 49,682.16 = 21,852 : x
  2. Step 2: Convert to fraction form
    36,004.32/49,682.16 = 21,852/x
  3. Step 3: Cross multiply
    36,004.32x = 49,682.16 × 21,852
  4. Step 4: Simplify right side
    36,004.32x = 1,085,654,560.32
  5. Step 5: Solve for x
    x = 1,085,654,560.32/36,004.32
  6. Step 6: Final answer
    x = 30,153.45

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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.