Home / 35,896.14-49,538.43-21,750.30

Finding the Fourth Proportional to 35,896.14, 49,538.43 and 21,750.30

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Solution

The fourth proportional to 35,896.14, 49,538.43 and 21,750.30 is: 30,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,896.14 : 49,538.43 = 21,750.30 : x
  2. Step 2: Convert to fraction form
    35,896.14/49,538.43 = 21,750.30/x
  3. Step 3: Cross multiply
    35,896.14x = 49,538.43 × 21,750.30
  4. Step 4: Simplify right side
    35,896.14x = 1,077,475,714.03
  5. Step 5: Solve for x
    x = 1,077,475,714.03/35,896.14
  6. Step 6: Final answer
    x = 30,016.48

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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.