Home / 28,964.93-39,974.96-17,641.06

Finding the Fourth Proportional to 28,964.93, 39,974.96 and 17,641.06

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Solution

The fourth proportional to 28,964.93, 39,974.96 and 17,641.06 is: 24,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964.93 : 39,974.96 = 17,641.06 : x
  2. Step 2: Convert to fraction form
    28,964.93/39,974.96 = 17,641.06/x
  3. Step 3: Cross multiply
    28,964.93x = 39,974.96 × 17,641.06
  4. Step 4: Simplify right side
    28,964.93x = 705,200,379.78
  5. Step 5: Solve for x
    x = 705,200,379.78/28,964.93
  6. Step 6: Final answer
    x = 24,346.70

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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.