Home / 55,329.48-76,354.92-30,179.52

Finding the Fourth Proportional to 55,329.48, 76,354.92 and 30,179.52

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Solution

The fourth proportional to 55,329.48, 76,354.92 and 30,179.52 is: 41,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,329.48 : 76,354.92 = 30,179.52 : x
  2. Step 2: Convert to fraction form
    55,329.48/76,354.92 = 30,179.52/x
  3. Step 3: Cross multiply
    55,329.48x = 76,354.92 × 30,179.52
  4. Step 4: Simplify right side
    55,329.48x = 2,304,354,835.24
  5. Step 5: Solve for x
    x = 2,304,354,835.24/55,329.48
  6. Step 6: Final answer
    x = 41,647.87

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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.