Home / 27,213.30-40,829.55-9,683.70

Finding the Fourth Proportional to 27,213.30, 40,829.55 and 9,683.70

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Solution

The fourth proportional to 27,213.30, 40,829.55 and 9,683.70 is: 14,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.30 : 40,829.55 = 9,683.70 : x
  2. Step 2: Convert to fraction form
    27,213.30/40,829.55 = 9,683.70/x
  3. Step 3: Cross multiply
    27,213.30x = 40,829.55 × 9,683.70
  4. Step 4: Simplify right side
    27,213.30x = 395,381,113.34
  5. Step 5: Solve for x
    x = 395,381,113.34/27,213.30
  6. Step 6: Final answer
    x = 14,528.97

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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.