Home / 55,577.60-76,696.88-31,704.23

Finding the Fourth Proportional to 55,577.60, 76,696.88 and 31,704.23

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Solution

The fourth proportional to 55,577.60, 76,696.88 and 31,704.23 is: 43,751.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,577.60 : 76,696.88 = 31,704.23 : x
  2. Step 2: Convert to fraction form
    55,577.60/76,696.88 = 31,704.23/x
  3. Step 3: Cross multiply
    55,577.60x = 76,696.88 × 31,704.23
  4. Step 4: Simplify right side
    55,577.60x = 2,431,614,981.80
  5. Step 5: Solve for x
    x = 2,431,614,981.80/55,577.60
  6. Step 6: Final answer
    x = 43,751.71

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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.