Home / 55,976.12-77,243.82-33,615.80

Finding the Fourth Proportional to 55,976.12, 77,243.82 and 33,615.80

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Solution

The fourth proportional to 55,976.12, 77,243.82 and 33,615.80 is: 46,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,976.12 : 77,243.82 = 33,615.80 : x
  2. Step 2: Convert to fraction form
    55,976.12/77,243.82 = 33,615.80/x
  3. Step 3: Cross multiply
    55,976.12x = 77,243.82 × 33,615.80
  4. Step 4: Simplify right side
    55,976.12x = 2,596,612,804.36
  5. Step 5: Solve for x
    x = 2,596,612,804.36/55,976.12
  6. Step 6: Final answer
    x = 46,387.87

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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.