Home / 51,405.04-77,107.64-14,469.04

Finding the Fourth Proportional to 51,405.04, 77,107.64 and 14,469.04

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Solution

The fourth proportional to 51,405.04, 77,107.64 and 14,469.04 is: 21,703.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,405.04 : 77,107.64 = 14,469.04 : x
  2. Step 2: Convert to fraction form
    51,405.04/77,107.64 = 14,469.04/x
  3. Step 3: Cross multiply
    51,405.04x = 77,107.64 × 14,469.04
  4. Step 4: Simplify right side
    51,405.04x = 1,115,673,527.47
  5. Step 5: Solve for x
    x = 1,115,673,527.47/51,405.04
  6. Step 6: Final answer
    x = 21,703.58

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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.