Home / 47,360.91-71,040.75-13,627.81

Finding the Fourth Proportional to 47,360.91, 71,040.75 and 13,627.81

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Solution

The fourth proportional to 47,360.91, 71,040.75 and 13,627.81 is: 20,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,360.91 : 71,040.75 = 13,627.81 : x
  2. Step 2: Convert to fraction form
    47,360.91/71,040.75 = 13,627.81/x
  3. Step 3: Cross multiply
    47,360.91x = 71,040.75 × 13,627.81
  4. Step 4: Simplify right side
    47,360.91x = 968,129,843.26
  5. Step 5: Solve for x
    x = 968,129,843.26/47,360.91
  6. Step 6: Final answer
    x = 20,441.54

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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.