Home / 39,324.72-58,986.70-15,945.60

Finding the Fourth Proportional to 39,324.72, 58,986.70 and 15,945.60

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Solution

The fourth proportional to 39,324.72, 58,986.70 and 15,945.60 is: 23,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,324.72 : 58,986.70 = 15,945.60 : x
  2. Step 2: Convert to fraction form
    39,324.72/58,986.70 = 15,945.60/x
  3. Step 3: Cross multiply
    39,324.72x = 58,986.70 × 15,945.60
  4. Step 4: Simplify right side
    39,324.72x = 940,578,323.52
  5. Step 5: Solve for x
    x = 940,578,323.52/39,324.72
  6. Step 6: Final answer
    x = 23,918.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.