Home / 53,745.48-80,627.92-22,138.29

Finding the Fourth Proportional to 53,745.48, 80,627.92 and 22,138.29

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Solution

The fourth proportional to 53,745.48, 80,627.92 and 22,138.29 is: 33,211.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,745.48 : 80,627.92 = 22,138.29 : x
  2. Step 2: Convert to fraction form
    53,745.48/80,627.92 = 22,138.29/x
  3. Step 3: Cross multiply
    53,745.48x = 80,627.92 × 22,138.29
  4. Step 4: Simplify right side
    53,745.48x = 1,784,964,219.71
  5. Step 5: Solve for x
    x = 1,784,964,219.71/53,745.48
  6. Step 6: Final answer
    x = 33,211.43

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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.