Home / 19,150.44-26,426.22-11,983.56

Finding the Fourth Proportional to 19,150.44, 26,426.22 and 11,983.56

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Solution

The fourth proportional to 19,150.44, 26,426.22 and 11,983.56 is: 16,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.44 : 26,426.22 = 11,983.56 : x
  2. Step 2: Convert to fraction form
    19,150.44/26,426.22 = 11,983.56/x
  3. Step 3: Cross multiply
    19,150.44x = 26,426.22 × 11,983.56
  4. Step 4: Simplify right side
    19,150.44x = 316,680,192.94
  5. Step 5: Solve for x
    x = 316,680,192.94/19,150.44
  6. Step 6: Final answer
    x = 16,536.44

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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.