Home / 55,282.74-76,321.80-36,452.70

Finding the Fourth Proportional to 55,282.74, 76,321.80 and 36,452.70

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Solution

The fourth proportional to 55,282.74, 76,321.80 and 36,452.70 is: 50,325.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,282.74 : 76,321.80 = 36,452.70 : x
  2. Step 2: Convert to fraction form
    55,282.74/76,321.80 = 36,452.70/x
  3. Step 3: Cross multiply
    55,282.74x = 76,321.80 × 36,452.70
  4. Step 4: Simplify right side
    55,282.74x = 2,782,135,678.86
  5. Step 5: Solve for x
    x = 2,782,135,678.86/55,282.74
  6. Step 6: Final answer
    x = 50,325.58

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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.