Home / 19,060.32-28,634.40-18,273

Finding the Fourth Proportional to 19,060.32, 28,634.40 and 18,273

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Solution

The fourth proportional to 19,060.32, 28,634.40 and 18,273 is: 27,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,060.32 : 28,634.40 = 18,273 : x
  2. Step 2: Convert to fraction form
    19,060.32/28,634.40 = 18,273/x
  3. Step 3: Cross multiply
    19,060.32x = 28,634.40 × 18,273
  4. Step 4: Simplify right side
    19,060.32x = 523,236,391.20
  5. Step 5: Solve for x
    x = 523,236,391.20/19,060.32
  6. Step 6: Final answer
    x = 27,451.61

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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.