Home / 28,932.48-43,356.60-14,124.60

Finding the Fourth Proportional to 28,932.48, 43,356.60 and 14,124.60

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Solution

The fourth proportional to 28,932.48, 43,356.60 and 14,124.60 is: 21,166.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932.48 : 43,356.60 = 14,124.60 : x
  2. Step 2: Convert to fraction form
    28,932.48/43,356.60 = 14,124.60/x
  3. Step 3: Cross multiply
    28,932.48x = 43,356.60 × 14,124.60
  4. Step 4: Simplify right side
    28,932.48x = 612,394,632.36
  5. Step 5: Solve for x
    x = 612,394,632.36/28,932.48
  6. Step 6: Final answer
    x = 21,166.34

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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.