Home / 19,265.51-28,898.26-8,164.41

Finding the Fourth Proportional to 19,265.51, 28,898.26 and 8,164.41

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Solution

The fourth proportional to 19,265.51, 28,898.26 and 8,164.41 is: 12,246.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.51 : 28,898.26 = 8,164.41 : x
  2. Step 2: Convert to fraction form
    19,265.51/28,898.26 = 8,164.41/x
  3. Step 3: Cross multiply
    19,265.51x = 28,898.26 × 8,164.41
  4. Step 4: Simplify right side
    19,265.51x = 235,937,179.08
  5. Step 5: Solve for x
    x = 235,937,179.08/19,265.51
  6. Step 6: Final answer
    x = 12,246.61

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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.