Home / 55,484.88-76,568.80-30,334.36

Finding the Fourth Proportional to 55,484.88, 76,568.80 and 30,334.36

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Solution

The fourth proportional to 55,484.88, 76,568.80 and 30,334.36 is: 41,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,484.88 : 76,568.80 = 30,334.36 : x
  2. Step 2: Convert to fraction form
    55,484.88/76,568.80 = 30,334.36/x
  3. Step 3: Cross multiply
    55,484.88x = 76,568.80 × 30,334.36
  4. Step 4: Simplify right side
    55,484.88x = 2,322,665,543.97
  5. Step 5: Solve for x
    x = 2,322,665,543.97/55,484.88
  6. Step 6: Final answer
    x = 41,861.23

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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.