Home / 14,539.94-21,805.12-5,654.64

Finding the Fourth Proportional to 14,539.94, 21,805.12 and 5,654.64

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Solution

The fourth proportional to 14,539.94, 21,805.12 and 5,654.64 is: 8,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,539.94 : 21,805.12 = 5,654.64 : x
  2. Step 2: Convert to fraction form
    14,539.94/21,805.12 = 5,654.64/x
  3. Step 3: Cross multiply
    14,539.94x = 21,805.12 × 5,654.64
  4. Step 4: Simplify right side
    14,539.94x = 123,300,160.79
  5. Step 5: Solve for x
    x = 123,300,160.79/14,539.94
  6. Step 6: Final answer
    x = 8,480.10

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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.