Home / 12,950.22-19,429.44-4,630.06

Finding the Fourth Proportional to 12,950.22, 19,429.44 and 4,630.06

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Solution

The fourth proportional to 12,950.22, 19,429.44 and 4,630.06 is: 6,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950.22 : 19,429.44 = 4,630.06 : x
  2. Step 2: Convert to fraction form
    12,950.22/19,429.44 = 4,630.06/x
  3. Step 3: Cross multiply
    12,950.22x = 19,429.44 × 4,630.06
  4. Step 4: Simplify right side
    12,950.22x = 89,959,424.39
  5. Step 5: Solve for x
    x = 89,959,424.39/12,950.22
  6. Step 6: Final answer
    x = 6,946.56

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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.