Home / 19,228.88-26,536.20-11,276.84

Finding the Fourth Proportional to 19,228.88, 26,536.20 and 11,276.84

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Solution

The fourth proportional to 19,228.88, 26,536.20 and 11,276.84 is: 15,562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.88 : 26,536.20 = 11,276.84 : x
  2. Step 2: Convert to fraction form
    19,228.88/26,536.20 = 11,276.84/x
  3. Step 3: Cross multiply
    19,228.88x = 26,536.20 × 11,276.84
  4. Step 4: Simplify right side
    19,228.88x = 299,244,481.61
  5. Step 5: Solve for x
    x = 299,244,481.61/19,228.88
  6. Step 6: Final answer
    x = 15,562.24

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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.