Home / 55,986.92-77,261.95-30,836.42

Finding the Fourth Proportional to 55,986.92, 77,261.95 and 30,836.42

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Solution

The fourth proportional to 55,986.92, 77,261.95 and 30,836.42 is: 42,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,986.92 : 77,261.95 = 30,836.42 : x
  2. Step 2: Convert to fraction form
    55,986.92/77,261.95 = 30,836.42/x
  3. Step 3: Cross multiply
    55,986.92x = 77,261.95 × 30,836.42
  4. Step 4: Simplify right side
    55,986.92x = 2,382,481,940.22
  5. Step 5: Solve for x
    x = 2,382,481,940.22/55,986.92
  6. Step 6: Final answer
    x = 42,554.26

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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.