Home / 15,855.72-23,654.46-14,569.95

Finding the Fourth Proportional to 15,855.72, 23,654.46 and 14,569.95

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Solution

The fourth proportional to 15,855.72, 23,654.46 and 14,569.95 is: 21,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,855.72 : 23,654.46 = 14,569.95 : x
  2. Step 2: Convert to fraction form
    15,855.72/23,654.46 = 14,569.95/x
  3. Step 3: Cross multiply
    15,855.72x = 23,654.46 × 14,569.95
  4. Step 4: Simplify right side
    15,855.72x = 344,644,299.48
  5. Step 5: Solve for x
    x = 344,644,299.48/15,855.72
  6. Step 6: Final answer
    x = 21,736.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.