Home / 19,274.46-28,927.10-18,659.36

Finding the Fourth Proportional to 19,274.46, 28,927.10 and 18,659.36

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Solution

The fourth proportional to 19,274.46, 28,927.10 and 18,659.36 is: 28,003.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274.46 : 28,927.10 = 18,659.36 : x
  2. Step 2: Convert to fraction form
    19,274.46/28,927.10 = 18,659.36/x
  3. Step 3: Cross multiply
    19,274.46x = 28,927.10 × 18,659.36
  4. Step 4: Simplify right side
    19,274.46x = 539,761,239.14
  5. Step 5: Solve for x
    x = 539,761,239.14/19,274.46
  6. Step 6: Final answer
    x = 28,003.97

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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.