Home / 14,093.70-21,125.79-4,731.42

Finding the Fourth Proportional to 14,093.70, 21,125.79 and 4,731.42

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Solution

The fourth proportional to 14,093.70, 21,125.79 and 4,731.42 is: 7,092.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.70 : 21,125.79 = 4,731.42 : x
  2. Step 2: Convert to fraction form
    14,093.70/21,125.79 = 4,731.42/x
  3. Step 3: Cross multiply
    14,093.70x = 21,125.79 × 4,731.42
  4. Step 4: Simplify right side
    14,093.70x = 99,954,985.32
  5. Step 5: Solve for x
    x = 99,954,985.32/14,093.70
  6. Step 6: Final answer
    x = 7,092.17

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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.