Home / 55,679.44-76,840.77-33,031.84

Finding the Fourth Proportional to 55,679.44, 76,840.77 and 33,031.84

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Solution

The fourth proportional to 55,679.44, 76,840.77 and 33,031.84 is: 45,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,679.44 : 76,840.77 = 33,031.84 : x
  2. Step 2: Convert to fraction form
    55,679.44/76,840.77 = 33,031.84/x
  3. Step 3: Cross multiply
    55,679.44x = 76,840.77 × 33,031.84
  4. Step 4: Simplify right side
    55,679.44x = 2,538,192,020.12
  5. Step 5: Solve for x
    x = 2,538,192,020.12/55,679.44
  6. Step 6: Final answer
    x = 45,585.80

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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.