Home / 37,111.14-51,214.68-21,195.30

Finding the Fourth Proportional to 37,111.14, 51,214.68 and 21,195.30

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Solution

The fourth proportional to 37,111.14, 51,214.68 and 21,195.30 is: 29,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,111.14 : 51,214.68 = 21,195.30 : x
  2. Step 2: Convert to fraction form
    37,111.14/51,214.68 = 21,195.30/x
  3. Step 3: Cross multiply
    37,111.14x = 51,214.68 × 21,195.30
  4. Step 4: Simplify right side
    37,111.14x = 1,085,510,507.00
  5. Step 5: Solve for x
    x = 1,085,510,507.00/37,111.14
  6. Step 6: Final answer
    x = 29,250.26

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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.