Home / 55,610.54-76,742.54-31,736.70

Finding the Fourth Proportional to 55,610.54, 76,742.54 and 31,736.70

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Solution

The fourth proportional to 55,610.54, 76,742.54 and 31,736.70 is: 43,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,610.54 : 76,742.54 = 31,736.70 : x
  2. Step 2: Convert to fraction form
    55,610.54/76,742.54 = 31,736.70/x
  3. Step 3: Cross multiply
    55,610.54x = 76,742.54 × 31,736.70
  4. Step 4: Simplify right side
    55,610.54x = 2,435,554,810.53
  5. Step 5: Solve for x
    x = 2,435,554,810.53/55,610.54
  6. Step 6: Final answer
    x = 43,796.64

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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.