Home / 53,550.64-80,337.71-20,270.98

Finding the Fourth Proportional to 53,550.64, 80,337.71 and 20,270.98

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Solution

The fourth proportional to 53,550.64, 80,337.71 and 20,270.98 is: 30,410.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,550.64 : 80,337.71 = 20,270.98 : x
  2. Step 2: Convert to fraction form
    53,550.64/80,337.71 = 20,270.98/x
  3. Step 3: Cross multiply
    53,550.64x = 80,337.71 × 20,270.98
  4. Step 4: Simplify right side
    53,550.64x = 1,628,524,112.66
  5. Step 5: Solve for x
    x = 1,628,524,112.66/53,550.64
  6. Step 6: Final answer
    x = 30,410.92

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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.