Home / 55,331.60-76,357.68-30,181.52

Finding the Fourth Proportional to 55,331.60, 76,357.68 and 30,181.52

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Solution

The fourth proportional to 55,331.60, 76,357.68 and 30,181.52 is: 41,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331.60 : 76,357.68 = 30,181.52 : x
  2. Step 2: Convert to fraction form
    55,331.60/76,357.68 = 30,181.52/x
  3. Step 3: Cross multiply
    55,331.60x = 76,357.68 × 30,181.52
  4. Step 4: Simplify right side
    55,331.60x = 2,304,590,846.07
  5. Step 5: Solve for x
    x = 2,304,590,846.07/55,331.60
  6. Step 6: Final answer
    x = 41,650.54

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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.