Home / 55,846.84-77,067.69-30,353.62

Finding the Fourth Proportional to 55,846.84, 77,067.69 and 30,353.62

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Solution

The fourth proportional to 55,846.84, 77,067.69 and 30,353.62 is: 41,887.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,846.84 : 77,067.69 = 30,353.62 : x
  2. Step 2: Convert to fraction form
    55,846.84/77,067.69 = 30,353.62/x
  3. Step 3: Cross multiply
    55,846.84x = 77,067.69 × 30,353.62
  4. Step 4: Simplify right side
    55,846.84x = 2,339,283,376.54
  5. Step 5: Solve for x
    x = 2,339,283,376.54/55,846.84
  6. Step 6: Final answer
    x = 41,887.48

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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.