Home / 51,669.36-77,504.46-14,231.50

Finding the Fourth Proportional to 51,669.36, 77,504.46 and 14,231.50

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Solution

The fourth proportional to 51,669.36, 77,504.46 and 14,231.50 is: 21,347.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,669.36 : 77,504.46 = 14,231.50 : x
  2. Step 2: Convert to fraction form
    51,669.36/77,504.46 = 14,231.50/x
  3. Step 3: Cross multiply
    51,669.36x = 77,504.46 × 14,231.50
  4. Step 4: Simplify right side
    51,669.36x = 1,103,004,475.36
  5. Step 5: Solve for x
    x = 1,103,004,475.36/51,669.36
  6. Step 6: Final answer
    x = 21,347.36

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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.