Home / 55,658.44-76,807.24-30,163.69

Finding the Fourth Proportional to 55,658.44, 76,807.24 and 30,163.69

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Solution

The fourth proportional to 55,658.44, 76,807.24 and 30,163.69 is: 41,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,658.44 : 76,807.24 = 30,163.69 : x
  2. Step 2: Convert to fraction form
    55,658.44/76,807.24 = 30,163.69/x
  3. Step 3: Cross multiply
    55,658.44x = 76,807.24 × 30,163.69
  4. Step 4: Simplify right side
    55,658.44x = 2,316,789,797.72
  5. Step 5: Solve for x
    x = 2,316,789,797.72/55,658.44
  6. Step 6: Final answer
    x = 41,625.13

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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.