Home / 12,766.16-19,149.26-4,001.76

Finding the Fourth Proportional to 12,766.16, 19,149.26 and 4,001.76

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Solution

The fourth proportional to 12,766.16, 19,149.26 and 4,001.76 is: 6,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.16 : 19,149.26 = 4,001.76 : x
  2. Step 2: Convert to fraction form
    12,766.16/19,149.26 = 4,001.76/x
  3. Step 3: Cross multiply
    12,766.16x = 19,149.26 × 4,001.76
  4. Step 4: Simplify right side
    12,766.16x = 76,630,722.69
  5. Step 5: Solve for x
    x = 76,630,722.69/12,766.16
  6. Step 6: Final answer
    x = 6,002.64

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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.