Home / 55,314.52-76,334.34-30,163.48

Finding the Fourth Proportional to 55,314.52, 76,334.34 and 30,163.48

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Solution

The fourth proportional to 55,314.52, 76,334.34 and 30,163.48 is: 41,625.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,314.52 : 76,334.34 = 30,163.48 : x
  2. Step 2: Convert to fraction form
    55,314.52/76,334.34 = 30,163.48/x
  3. Step 3: Cross multiply
    55,314.52x = 76,334.34 × 30,163.48
  4. Step 4: Simplify right side
    55,314.52x = 2,302,509,337.90
  5. Step 5: Solve for x
    x = 2,302,509,337.90/55,314.52
  6. Step 6: Final answer
    x = 41,625.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.