Home / 47,831.25-71,735.91-14,088.54

Finding the Fourth Proportional to 47,831.25, 71,735.91 and 14,088.54

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Solution

The fourth proportional to 47,831.25, 71,735.91 and 14,088.54 is: 21,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,831.25 : 71,735.91 = 14,088.54 : x
  2. Step 2: Convert to fraction form
    47,831.25/71,735.91 = 14,088.54/x
  3. Step 3: Cross multiply
    47,831.25x = 71,735.91 × 14,088.54
  4. Step 4: Simplify right side
    47,831.25x = 1,010,654,237.47
  5. Step 5: Solve for x
    x = 1,010,654,237.47/47,831.25
  6. Step 6: Final answer
    x = 21,129.58

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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.