Home / 14,240.29-21,359.79-4,881.14

Finding the Fourth Proportional to 14,240.29, 21,359.79 and 4,881.14

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Solution

The fourth proportional to 14,240.29, 21,359.79 and 4,881.14 is: 7,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.29 : 21,359.79 = 4,881.14 : x
  2. Step 2: Convert to fraction form
    14,240.29/21,359.79 = 4,881.14/x
  3. Step 3: Cross multiply
    14,240.29x = 21,359.79 × 4,881.14
  4. Step 4: Simplify right side
    14,240.29x = 104,260,125.36
  5. Step 5: Solve for x
    x = 104,260,125.36/14,240.29
  6. Step 6: Final answer
    x = 7,321.49

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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.