Home / 51,716.58-77,573.32-14,278.94

Finding the Fourth Proportional to 51,716.58, 77,573.32 and 14,278.94

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Solution

The fourth proportional to 51,716.58, 77,573.32 and 14,278.94 is: 21,417.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,716.58 : 77,573.32 = 14,278.94 : x
  2. Step 2: Convert to fraction form
    51,716.58/77,573.32 = 14,278.94/x
  3. Step 3: Cross multiply
    51,716.58x = 77,573.32 × 14,278.94
  4. Step 4: Simplify right side
    51,716.58x = 1,107,664,781.88
  5. Step 5: Solve for x
    x = 1,107,664,781.88/51,716.58
  6. Step 6: Final answer
    x = 21,417.98

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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.