Home / 55,756.33-76,943.96-30,262.73

Finding the Fourth Proportional to 55,756.33, 76,943.96 and 30,262.73

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Solution

The fourth proportional to 55,756.33, 76,943.96 and 30,262.73 is: 41,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,756.33 : 76,943.96 = 30,262.73 : x
  2. Step 2: Convert to fraction form
    55,756.33/76,943.96 = 30,262.73/x
  3. Step 3: Cross multiply
    55,756.33x = 76,943.96 × 30,262.73
  4. Step 4: Simplify right side
    55,756.33x = 2,328,533,750.58
  5. Step 5: Solve for x
    x = 2,328,533,750.58/55,756.33
  6. Step 6: Final answer
    x = 41,762.68

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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.