Home / 56,490.97-84,736.95-14,371.09

Finding the Fourth Proportional to 56,490.97, 84,736.95 and 14,371.09

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Solution

The fourth proportional to 56,490.97, 84,736.95 and 14,371.09 is: 21,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,490.97 : 84,736.95 = 14,371.09 : x
  2. Step 2: Convert to fraction form
    56,490.97/84,736.95 = 14,371.09/x
  3. Step 3: Cross multiply
    56,490.97x = 84,736.95 × 14,371.09
  4. Step 4: Simplify right side
    56,490.97x = 1,217,762,149.88
  5. Step 5: Solve for x
    x = 1,217,762,149.88/56,490.97
  6. Step 6: Final answer
    x = 21,556.76

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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.