Home / 51,336.67-76,999.09-13,894.53

Finding the Fourth Proportional to 51,336.67, 76,999.09 and 13,894.53

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Solution

The fourth proportional to 51,336.67, 76,999.09 and 13,894.53 is: 20,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,336.67 : 76,999.09 = 13,894.53 : x
  2. Step 2: Convert to fraction form
    51,336.67/76,999.09 = 13,894.53/x
  3. Step 3: Cross multiply
    51,336.67x = 76,999.09 × 13,894.53
  4. Step 4: Simplify right side
    51,336.67x = 1,069,866,165.98
  5. Step 5: Solve for x
    x = 1,069,866,165.98/51,336.67
  6. Step 6: Final answer
    x = 20,840.19

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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.