Home / 27,259.70-37,622.37-15,324.02

Finding the Fourth Proportional to 27,259.70, 37,622.37 and 15,324.02

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Solution

The fourth proportional to 27,259.70, 37,622.37 and 15,324.02 is: 21,149.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259.70 : 37,622.37 = 15,324.02 : x
  2. Step 2: Convert to fraction form
    27,259.70/37,622.37 = 15,324.02/x
  3. Step 3: Cross multiply
    27,259.70x = 37,622.37 × 15,324.02
  4. Step 4: Simplify right side
    27,259.70x = 576,525,950.33
  5. Step 5: Solve for x
    x = 576,525,950.33/27,259.70
  6. Step 6: Final answer
    x = 21,149.39

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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.