Home / 53,574.28-80,352.28-14,131.80

Finding the Fourth Proportional to 53,574.28, 80,352.28 and 14,131.80

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Solution

The fourth proportional to 53,574.28, 80,352.28 and 14,131.80 is: 21,195.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,574.28 : 80,352.28 = 14,131.80 : x
  2. Step 2: Convert to fraction form
    53,574.28/80,352.28 = 14,131.80/x
  3. Step 3: Cross multiply
    53,574.28x = 80,352.28 × 14,131.80
  4. Step 4: Simplify right side
    53,574.28x = 1,135,522,350.50
  5. Step 5: Solve for x
    x = 1,135,522,350.50/53,574.28
  6. Step 6: Final answer
    x = 21,195.29

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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.