Home / 55,786.93-76,985.68-30,293.07

Finding the Fourth Proportional to 55,786.93, 76,985.68 and 30,293.07

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Solution

The fourth proportional to 55,786.93, 76,985.68 and 30,293.07 is: 41,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,786.93 : 76,985.68 = 30,293.07 : x
  2. Step 2: Convert to fraction form
    55,786.93/76,985.68 = 30,293.07/x
  3. Step 3: Cross multiply
    55,786.93x = 76,985.68 × 30,293.07
  4. Step 4: Simplify right side
    55,786.93x = 2,332,132,676.05
  5. Step 5: Solve for x
    x = 2,332,132,676.05/55,786.93
  6. Step 6: Final answer
    x = 41,804.28

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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.