Home / 53,563.80-80,352.78-19,825.26

Finding the Fourth Proportional to 53,563.80, 80,352.78 and 19,825.26

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Solution

The fourth proportional to 53,563.80, 80,352.78 and 19,825.26 is: 29,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,563.80 : 80,352.78 = 19,825.26 : x
  2. Step 2: Convert to fraction form
    53,563.80/80,352.78 = 19,825.26/x
  3. Step 3: Cross multiply
    53,563.80x = 80,352.78 × 19,825.26
  4. Step 4: Simplify right side
    53,563.80x = 1,593,014,755.22
  5. Step 5: Solve for x
    x = 1,593,014,755.22/53,563.80
  6. Step 6: Final answer
    x = 29,740.51

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1.5x scale

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.