Home / 51,296.58-76,950.27-21,717.41

Finding the Fourth Proportional to 51,296.58, 76,950.27 and 21,717.41

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Solution

The fourth proportional to 51,296.58, 76,950.27 and 21,717.41 is: 32,578.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,296.58 : 76,950.27 = 21,717.41 : x
  2. Step 2: Convert to fraction form
    51,296.58/76,950.27 = 21,717.41/x
  3. Step 3: Cross multiply
    51,296.58x = 76,950.27 × 21,717.41
  4. Step 4: Simplify right side
    51,296.58x = 1,671,160,178.45
  5. Step 5: Solve for x
    x = 1,671,160,178.45/51,296.58
  6. Step 6: Final answer
    x = 32,578.39

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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.