Home / 37,037.04-51,110.80-20,270

Finding the Fourth Proportional to 37,037.04, 51,110.80 and 20,270

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Solution

The fourth proportional to 37,037.04, 51,110.80 and 20,270 is: 27,972.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,037.04 : 51,110.80 = 20,270 : x
  2. Step 2: Convert to fraction form
    37,037.04/51,110.80 = 20,270/x
  3. Step 3: Cross multiply
    37,037.04x = 51,110.80 × 20,270
  4. Step 4: Simplify right side
    37,037.04x = 1,036,015,916
  5. Step 5: Solve for x
    x = 1,036,015,916/37,037.04
  6. Step 6: Final answer
    x = 27,972.43

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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.