Home / 55,750.26-76,935.91-30,256.85

Finding the Fourth Proportional to 55,750.26, 76,935.91 and 30,256.85

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Solution

The fourth proportional to 55,750.26, 76,935.91 and 30,256.85 is: 41,754.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,750.26 : 76,935.91 = 30,256.85 : x
  2. Step 2: Convert to fraction form
    55,750.26/76,935.91 = 30,256.85/x
  3. Step 3: Cross multiply
    55,750.26x = 76,935.91 × 30,256.85
  4. Step 4: Simplify right side
    55,750.26x = 2,327,838,029.15
  5. Step 5: Solve for x
    x = 2,327,838,029.15/55,750.26
  6. Step 6: Final answer
    x = 41,754.75

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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.