Home / 34,861.27-48,106.60-18,945.62

Finding the Fourth Proportional to 34,861.27, 48,106.60 and 18,945.62

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Solution

The fourth proportional to 34,861.27, 48,106.60 and 18,945.62 is: 26,143.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,861.27 : 48,106.60 = 18,945.62 : x
  2. Step 2: Convert to fraction form
    34,861.27/48,106.60 = 18,945.62/x
  3. Step 3: Cross multiply
    34,861.27x = 48,106.60 × 18,945.62
  4. Step 4: Simplify right side
    34,861.27x = 911,409,363.09
  5. Step 5: Solve for x
    x = 911,409,363.09/34,861.27
  6. Step 6: Final answer
    x = 26,143.89

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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.