Home / 37,174.56-51,301.08-21,259.68

Finding the Fourth Proportional to 37,174.56, 51,301.08 and 21,259.68

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Solution

The fourth proportional to 37,174.56, 51,301.08 and 21,259.68 is: 29,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,174.56 : 51,301.08 = 21,259.68 : x
  2. Step 2: Convert to fraction form
    37,174.56/51,301.08 = 21,259.68/x
  3. Step 3: Cross multiply
    37,174.56x = 51,301.08 × 21,259.68
  4. Step 4: Simplify right side
    37,174.56x = 1,090,644,544.45
  5. Step 5: Solve for x
    x = 1,090,644,544.45/37,174.56
  6. Step 6: Final answer
    x = 29,338.47

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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.