Home / 55,739.83-76,915.88-33,074.92

Finding the Fourth Proportional to 55,739.83, 76,915.88 and 33,074.92

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Solution

The fourth proportional to 55,739.83, 76,915.88 and 33,074.92 is: 45,640.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,739.83 : 76,915.88 = 33,074.92 : x
  2. Step 2: Convert to fraction form
    55,739.83/76,915.88 = 33,074.92/x
  3. Step 3: Cross multiply
    55,739.83x = 76,915.88 × 33,074.92
  4. Step 4: Simplify right side
    55,739.83x = 2,543,986,412.36
  5. Step 5: Solve for x
    x = 2,543,986,412.36/55,739.83
  6. Step 6: Final answer
    x = 45,640.37

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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.