Home / 14,251.93-21,375.89-4,891.79

Finding the Fourth Proportional to 14,251.93, 21,375.89 and 4,891.79

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Solution

The fourth proportional to 14,251.93, 21,375.89 and 4,891.79 is: 7,337.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.93 : 21,375.89 = 4,891.79 : x
  2. Step 2: Convert to fraction form
    14,251.93/21,375.89 = 4,891.79/x
  3. Step 3: Cross multiply
    14,251.93x = 21,375.89 × 4,891.79
  4. Step 4: Simplify right side
    14,251.93x = 104,566,364.94
  5. Step 5: Solve for x
    x = 104,566,364.94/14,251.93
  6. Step 6: Final answer
    x = 7,337.00

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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.