Home / 51,202.26-70,658.91-28,540.98

Finding the Fourth Proportional to 51,202.26, 70,658.91 and 28,540.98

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Solution

The fourth proportional to 51,202.26, 70,658.91 and 28,540.98 is: 39,386.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,202.26 : 70,658.91 = 28,540.98 : x
  2. Step 2: Convert to fraction form
    51,202.26/70,658.91 = 28,540.98/x
  3. Step 3: Cross multiply
    51,202.26x = 70,658.91 × 28,540.98
  4. Step 4: Simplify right side
    51,202.26x = 2,016,674,537.13
  5. Step 5: Solve for x
    x = 2,016,674,537.13/51,202.26
  6. Step 6: Final answer
    x = 39,386.44

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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.