Home / 12,951.96-19,423.17-4,629.75

Finding the Fourth Proportional to 12,951.96, 19,423.17 and 4,629.75

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Solution

The fourth proportional to 12,951.96, 19,423.17 and 4,629.75 is: 6,942.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951.96 : 19,423.17 = 4,629.75 : x
  2. Step 2: Convert to fraction form
    12,951.96/19,423.17 = 4,629.75/x
  3. Step 3: Cross multiply
    12,951.96x = 19,423.17 × 4,629.75
  4. Step 4: Simplify right side
    12,951.96x = 89,924,421.31
  5. Step 5: Solve for x
    x = 89,924,421.31/12,951.96
  6. Step 6: Final answer
    x = 6,942.92

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1.5x scale

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.