Home / 55,850.92-77,075.06-30,357.28

Finding the Fourth Proportional to 55,850.92, 77,075.06 and 30,357.28

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Solution

The fourth proportional to 55,850.92, 77,075.06 and 30,357.28 is: 41,893.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,850.92 : 77,075.06 = 30,357.28 : x
  2. Step 2: Convert to fraction form
    55,850.92/77,075.06 = 30,357.28/x
  3. Step 3: Cross multiply
    55,850.92x = 77,075.06 × 30,357.28
  4. Step 4: Simplify right side
    55,850.92x = 2,339,789,177.44
  5. Step 5: Solve for x
    x = 2,339,789,177.44/55,850.92
  6. Step 6: Final answer
    x = 41,893.48

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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.