Home / 66,021.44-91,107.88-37,727.13

Finding the Fourth Proportional to 66,021.44, 91,107.88 and 37,727.13

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Solution

The fourth proportional to 66,021.44, 91,107.88 and 37,727.13 is: 52,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,021.44 : 91,107.88 = 37,727.13 : x
  2. Step 2: Convert to fraction form
    66,021.44/91,107.88 = 37,727.13/x
  3. Step 3: Cross multiply
    66,021.44x = 91,107.88 × 37,727.13
  4. Step 4: Simplify right side
    66,021.44x = 3,437,238,832.78
  5. Step 5: Solve for x
    x = 3,437,238,832.78/66,021.44
  6. Step 6: Final answer
    x = 52,062.46

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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.