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Finding the Fourth Proportional to 17,703.56, 24,428.34 and 10,045.65

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Solution

The fourth proportional to 17,703.56, 24,428.34 and 10,045.65 is: 13,861.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,703.56 : 24,428.34 = 10,045.65 : x
  2. Step 2: Convert to fraction form
    17,703.56/24,428.34 = 10,045.65/x
  3. Step 3: Cross multiply
    17,703.56x = 24,428.34 × 10,045.65
  4. Step 4: Simplify right side
    17,703.56x = 245,398,645.33
  5. Step 5: Solve for x
    x = 245,398,645.33/17,703.56
  6. Step 6: Final answer
    x = 13,861.54

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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.