Home / 34,845.12-52,277.58-12,657.96

Finding the Fourth Proportional to 34,845.12, 52,277.58 and 12,657.96

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Solution

The fourth proportional to 34,845.12, 52,277.58 and 12,657.96 is: 18,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,845.12 : 52,277.58 = 12,657.96 : x
  2. Step 2: Convert to fraction form
    34,845.12/52,277.58 = 12,657.96/x
  3. Step 3: Cross multiply
    34,845.12x = 52,277.58 × 12,657.96
  4. Step 4: Simplify right side
    34,845.12x = 661,727,516.54
  5. Step 5: Solve for x
    x = 661,727,516.54/34,845.12
  6. Step 6: Final answer
    x = 18,990.54

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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.