Home / 28,523.90-42,791.52-14,491.82

Finding the Fourth Proportional to 28,523.90, 42,791.52 and 14,491.82

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Solution

The fourth proportional to 28,523.90, 42,791.52 and 14,491.82 is: 21,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,523.90 : 42,791.52 = 14,491.82 : x
  2. Step 2: Convert to fraction form
    28,523.90/42,791.52 = 14,491.82/x
  3. Step 3: Cross multiply
    28,523.90x = 42,791.52 × 14,491.82
  4. Step 4: Simplify right side
    28,523.90x = 620,127,005.37
  5. Step 5: Solve for x
    x = 620,127,005.37/28,523.90
  6. Step 6: Final answer
    x = 21,740.61

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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.