Home / 39,040.47-58,571.64-15,683.31

Finding the Fourth Proportional to 39,040.47, 58,571.64 and 15,683.31

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Solution

The fourth proportional to 39,040.47, 58,571.64 and 15,683.31 is: 23,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.47 : 58,571.64 = 15,683.31 : x
  2. Step 2: Convert to fraction form
    39,040.47/58,571.64 = 15,683.31/x
  3. Step 3: Cross multiply
    39,040.47x = 58,571.64 × 15,683.31
  4. Step 4: Simplify right side
    39,040.47x = 918,597,187.33
  5. Step 5: Solve for x
    x = 918,597,187.33/39,040.47
  6. Step 6: Final answer
    x = 23,529.36

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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.