Home / 51,277.19-76,923.92-21,695.25

Finding the Fourth Proportional to 51,277.19, 76,923.92 and 21,695.25

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Solution

The fourth proportional to 51,277.19, 76,923.92 and 21,695.25 is: 32,546.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,277.19 : 76,923.92 = 21,695.25 : x
  2. Step 2: Convert to fraction form
    51,277.19/76,923.92 = 21,695.25/x
  3. Step 3: Cross multiply
    51,277.19x = 76,923.92 × 21,695.25
  4. Step 4: Simplify right side
    51,277.19x = 1,668,883,729.62
  5. Step 5: Solve for x
    x = 1,668,883,729.62/51,277.19
  6. Step 6: Final answer
    x = 32,546.32

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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.