Home / 19,787.23-27,306.39-10,835.29

Finding the Fourth Proportional to 19,787.23, 27,306.39 and 10,835.29

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Solution

The fourth proportional to 19,787.23, 27,306.39 and 10,835.29 is: 14,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,787.23 : 27,306.39 = 10,835.29 : x
  2. Step 2: Convert to fraction form
    19,787.23/27,306.39 = 10,835.29/x
  3. Step 3: Cross multiply
    19,787.23x = 27,306.39 × 10,835.29
  4. Step 4: Simplify right side
    19,787.23x = 295,872,654.50
  5. Step 5: Solve for x
    x = 295,872,654.50/19,787.23
  6. Step 6: Final answer
    x = 14,952.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.