Home / 14,654.04-21,965.55-4,790.64

Finding the Fourth Proportional to 14,654.04, 21,965.55 and 4,790.64

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Solution

The fourth proportional to 14,654.04, 21,965.55 and 4,790.64 is: 7,180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654.04 : 21,965.55 = 4,790.64 : x
  2. Step 2: Convert to fraction form
    14,654.04/21,965.55 = 4,790.64/x
  3. Step 3: Cross multiply
    14,654.04x = 21,965.55 × 4,790.64
  4. Step 4: Simplify right side
    14,654.04x = 105,229,042.45
  5. Step 5: Solve for x
    x = 105,229,042.45/14,654.04
  6. Step 6: Final answer
    x = 7,180.89

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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.