Home / 55,644.06-76,794.30-31,774.33

Finding the Fourth Proportional to 55,644.06, 76,794.30 and 31,774.33

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Solution

The fourth proportional to 55,644.06, 76,794.30 and 31,774.33 is: 43,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,644.06 : 76,794.30 = 31,774.33 : x
  2. Step 2: Convert to fraction form
    55,644.06/76,794.30 = 31,774.33/x
  3. Step 3: Cross multiply
    55,644.06x = 76,794.30 × 31,774.33
  4. Step 4: Simplify right side
    55,644.06x = 2,440,087,183.71
  5. Step 5: Solve for x
    x = 2,440,087,183.71/55,644.06
  6. Step 6: Final answer
    x = 43,851.71

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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.