Home / 65,828.51-90,843.24-35,613.73

Finding the Fourth Proportional to 65,828.51, 90,843.24 and 35,613.73

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Solution

The fourth proportional to 65,828.51, 90,843.24 and 35,613.73 is: 49,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,828.51 : 90,843.24 = 35,613.73 : x
  2. Step 2: Convert to fraction form
    65,828.51/90,843.24 = 35,613.73/x
  3. Step 3: Cross multiply
    65,828.51x = 90,843.24 × 35,613.73
  4. Step 4: Simplify right side
    65,828.51x = 3,235,266,868.79
  5. Step 5: Solve for x
    x = 3,235,266,868.79/65,828.51
  6. Step 6: Final answer
    x = 49,146.90

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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.