Home / 29,285.88-43,935.30-13,695

Finding the Fourth Proportional to 29,285.88, 43,935.30 and 13,695

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Solution

The fourth proportional to 29,285.88, 43,935.30 and 13,695 is: 20,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,285.88 : 43,935.30 = 13,695 : x
  2. Step 2: Convert to fraction form
    29,285.88/43,935.30 = 13,695/x
  3. Step 3: Cross multiply
    29,285.88x = 43,935.30 × 13,695
  4. Step 4: Simplify right side
    29,285.88x = 601,693,933.50
  5. Step 5: Solve for x
    x = 601,693,933.50/29,285.88
  6. Step 6: Final answer
    x = 20,545.53

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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.