Home / 55,995.59-77,273.92-30,845.09

Finding the Fourth Proportional to 55,995.59, 77,273.92 and 30,845.09

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Solution

The fourth proportional to 55,995.59, 77,273.92 and 30,845.09 is: 42,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,995.59 : 77,273.92 = 30,845.09 : x
  2. Step 2: Convert to fraction form
    55,995.59/77,273.92 = 30,845.09/x
  3. Step 3: Cross multiply
    55,995.59x = 77,273.92 × 30,845.09
  4. Step 4: Simplify right side
    55,995.59x = 2,383,521,133.12
  5. Step 5: Solve for x
    x = 2,383,521,133.12/55,995.59
  6. Step 6: Final answer
    x = 42,566.23

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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.