Home / 13,731.04-20,596.52-4,965.96

Finding the Fourth Proportional to 13,731.04, 20,596.52 and 4,965.96

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Solution

The fourth proportional to 13,731.04, 20,596.52 and 4,965.96 is: 7,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731.04 : 20,596.52 = 4,965.96 : x
  2. Step 2: Convert to fraction form
    13,731.04/20,596.52 = 4,965.96/x
  3. Step 3: Cross multiply
    13,731.04x = 20,596.52 × 4,965.96
  4. Step 4: Simplify right side
    13,731.04x = 102,281,494.46
  5. Step 5: Solve for x
    x = 102,281,494.46/13,731.04
  6. Step 6: Final answer
    x = 7,448.93

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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.