Home / 38,632.96-57,962.40-12,341.44

Finding the Fourth Proportional to 38,632.96, 57,962.40 and 12,341.44

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Solution

The fourth proportional to 38,632.96, 57,962.40 and 12,341.44 is: 18,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632.96 : 57,962.40 = 12,341.44 : x
  2. Step 2: Convert to fraction form
    38,632.96/57,962.40 = 12,341.44/x
  3. Step 3: Cross multiply
    38,632.96x = 57,962.40 × 12,341.44
  4. Step 4: Simplify right side
    38,632.96x = 715,339,481.86
  5. Step 5: Solve for x
    x = 715,339,481.86/38,632.96
  6. Step 6: Final answer
    x = 18,516.30

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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.