Home / 34,814.76-48,056.84-20,667.61

Finding the Fourth Proportional to 34,814.76, 48,056.84 and 20,667.61

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Solution

The fourth proportional to 34,814.76, 48,056.84 and 20,667.61 is: 28,528.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,814.76 : 48,056.84 = 20,667.61 : x
  2. Step 2: Convert to fraction form
    34,814.76/48,056.84 = 20,667.61/x
  3. Step 3: Cross multiply
    34,814.76x = 48,056.84 × 20,667.61
  4. Step 4: Simplify right side
    34,814.76x = 993,220,078.62
  5. Step 5: Solve for x
    x = 993,220,078.62/34,814.76
  6. Step 6: Final answer
    x = 28,528.71

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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.