Home / 12,227.01-16,873.21-6,638.01

Finding the Fourth Proportional to 12,227.01, 16,873.21 and 6,638.01

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Solution

The fourth proportional to 12,227.01, 16,873.21 and 6,638.01 is: 9,160.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.01 : 16,873.21 = 6,638.01 : x
  2. Step 2: Convert to fraction form
    12,227.01/16,873.21 = 6,638.01/x
  3. Step 3: Cross multiply
    12,227.01x = 16,873.21 × 6,638.01
  4. Step 4: Simplify right side
    12,227.01x = 112,004,536.71
  5. Step 5: Solve for x
    x = 112,004,536.71/12,227.01
  6. Step 6: Final answer
    x = 9,160.42

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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.