Home / 38,230.35-57,345.72-11,932.89

Finding the Fourth Proportional to 38,230.35, 57,345.72 and 11,932.89

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Solution

The fourth proportional to 38,230.35, 57,345.72 and 11,932.89 is: 17,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,230.35 : 57,345.72 = 11,932.89 : x
  2. Step 2: Convert to fraction form
    38,230.35/57,345.72 = 11,932.89/x
  3. Step 3: Cross multiply
    38,230.35x = 57,345.72 × 11,932.89
  4. Step 4: Simplify right side
    38,230.35x = 684,300,168.73
  5. Step 5: Solve for x
    x = 684,300,168.73/38,230.35
  6. Step 6: Final answer
    x = 17,899.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.