Home / 14,445.54-21,665.88-5,092.50

Finding the Fourth Proportional to 14,445.54, 21,665.88 and 5,092.50

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Solution

The fourth proportional to 14,445.54, 21,665.88 and 5,092.50 is: 7,637.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.54 : 21,665.88 = 5,092.50 : x
  2. Step 2: Convert to fraction form
    14,445.54/21,665.88 = 5,092.50/x
  3. Step 3: Cross multiply
    14,445.54x = 21,665.88 × 5,092.50
  4. Step 4: Simplify right side
    14,445.54x = 110,333,493.90
  5. Step 5: Solve for x
    x = 110,333,493.90/14,445.54
  6. Step 6: Final answer
    x = 7,637.89

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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.