Home / 55,993.58-77,271.14-30,843.08

Finding the Fourth Proportional to 55,993.58, 77,271.14 and 30,843.08

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Solution

The fourth proportional to 55,993.58, 77,271.14 and 30,843.08 is: 42,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,993.58 : 77,271.14 = 30,843.08 : x
  2. Step 2: Convert to fraction form
    55,993.58/77,271.14 = 30,843.08/x
  3. Step 3: Cross multiply
    55,993.58x = 77,271.14 × 30,843.08
  4. Step 4: Simplify right side
    55,993.58x = 2,383,279,412.14
  5. Step 5: Solve for x
    x = 2,383,279,412.14/55,993.58
  6. Step 6: Final answer
    x = 42,563.44

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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.