Home / 47,992.48-66,184.96-31,831.36

Finding the Fourth Proportional to 47,992.48, 66,184.96 and 31,831.36

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Solution

The fourth proportional to 47,992.48, 66,184.96 and 31,831.36 is: 43,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,992.48 : 66,184.96 = 31,831.36 : x
  2. Step 2: Convert to fraction form
    47,992.48/66,184.96 = 31,831.36/x
  3. Step 3: Cross multiply
    47,992.48x = 66,184.96 × 31,831.36
  4. Step 4: Simplify right side
    47,992.48x = 2,106,757,288.35
  5. Step 5: Solve for x
    x = 2,106,757,288.35/47,992.48
  6. Step 6: Final answer
    x = 43,897.65

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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.