Home / 38,177.10-52,682.84-21,182.09

Finding the Fourth Proportional to 38,177.10, 52,682.84 and 21,182.09

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Solution

The fourth proportional to 38,177.10, 52,682.84 and 21,182.09 is: 29,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177.10 : 52,682.84 = 21,182.09 : x
  2. Step 2: Convert to fraction form
    38,177.10/52,682.84 = 21,182.09/x
  3. Step 3: Cross multiply
    38,177.10x = 52,682.84 × 21,182.09
  4. Step 4: Simplify right side
    38,177.10x = 1,115,932,658.34
  5. Step 5: Solve for x
    x = 1,115,932,658.34/38,177.10
  6. Step 6: Final answer
    x = 29,230.42

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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.