Home / 38,171.52-52,676.83-21,176.10

Finding the Fourth Proportional to 38,171.52, 52,676.83 and 21,176.10

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Solution

The fourth proportional to 38,171.52, 52,676.83 and 21,176.10 is: 29,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,171.52 : 52,676.83 = 21,176.10 : x
  2. Step 2: Convert to fraction form
    38,171.52/52,676.83 = 21,176.10/x
  3. Step 3: Cross multiply
    38,171.52x = 52,676.83 × 21,176.10
  4. Step 4: Simplify right side
    38,171.52x = 1,115,489,846.23
  5. Step 5: Solve for x
    x = 1,115,489,846.23/38,171.52
  6. Step 6: Final answer
    x = 29,223.09

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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.