Home / 51,584.45-77,378.09-14,145.03

Finding the Fourth Proportional to 51,584.45, 77,378.09 and 14,145.03

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Solution

The fourth proportional to 51,584.45, 77,378.09 and 14,145.03 is: 21,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,584.45 : 77,378.09 = 14,145.03 : x
  2. Step 2: Convert to fraction form
    51,584.45/77,378.09 = 14,145.03/x
  3. Step 3: Cross multiply
    51,584.45x = 77,378.09 × 14,145.03
  4. Step 4: Simplify right side
    51,584.45x = 1,094,515,333.67
  5. Step 5: Solve for x
    x = 1,094,515,333.67/51,584.45
  6. Step 6: Final answer
    x = 21,217.93

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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.