Home / 53,831.31-80,750.00-16,392.60

Finding the Fourth Proportional to 53,831.31, 80,750.00 and 16,392.60

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Solution

The fourth proportional to 53,831.31, 80,750.00 and 16,392.60 is: 24,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,831.31 : 80,750.00 = 16,392.60 : x
  2. Step 2: Convert to fraction form
    53,831.31/80,750.00 = 16,392.60/x
  3. Step 3: Cross multiply
    53,831.31x = 80,750.00 × 16,392.60
  4. Step 4: Simplify right side
    53,831.31x = 1,323,702,490.98
  5. Step 5: Solve for x
    x = 1,323,702,490.98/53,831.31
  6. Step 6: Final answer
    x = 24,589.83

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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.