Home / 34,861.38-48,109.01-18,945.83

Finding the Fourth Proportional to 34,861.38, 48,109.01 and 18,945.83

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Solution

The fourth proportional to 34,861.38, 48,109.01 and 18,945.83 is: 26,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,861.38 : 48,109.01 = 18,945.83 : x
  2. Step 2: Convert to fraction form
    34,861.38/48,109.01 = 18,945.83/x
  3. Step 3: Cross multiply
    34,861.38x = 48,109.01 × 18,945.83
  4. Step 4: Simplify right side
    34,861.38x = 911,464,789.65
  5. Step 5: Solve for x
    x = 911,464,789.65/34,861.38
  6. Step 6: Final answer
    x = 26,145.40

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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.