Home / 12,264.21-16,890.93-12,227.76

Finding the Fourth Proportional to 12,264.21, 16,890.93 and 12,227.76

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Solution

The fourth proportional to 12,264.21, 16,890.93 and 12,227.76 is: 16,840.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264.21 : 16,890.93 = 12,227.76 : x
  2. Step 2: Convert to fraction form
    12,264.21/16,890.93 = 12,227.76/x
  3. Step 3: Cross multiply
    12,264.21x = 16,890.93 × 12,227.76
  4. Step 4: Simplify right side
    12,264.21x = 206,538,238.22
  5. Step 5: Solve for x
    x = 206,538,238.22/12,264.21
  6. Step 6: Final answer
    x = 16,840.73

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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.