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Finding the Fourth Proportional to 10,450.26, 15,768.59 and 10,045.26

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Solution

The fourth proportional to 10,450.26, 15,768.59 and 10,045.26 is: 15,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.26 : 15,768.59 = 10,045.26 : x
  2. Step 2: Convert to fraction form
    10,450.26/15,768.59 = 10,045.26/x
  3. Step 3: Cross multiply
    10,450.26x = 15,768.59 × 10,045.26
  4. Step 4: Simplify right side
    10,450.26x = 158,399,586.38
  5. Step 5: Solve for x
    x = 158,399,586.38/10,450.26
  6. Step 6: Final answer
    x = 15,157.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.