Home / 51,167.14-70,615.82-28,509.82

Finding the Fourth Proportional to 51,167.14, 70,615.82 and 28,509.82

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Solution

The fourth proportional to 51,167.14, 70,615.82 and 28,509.82 is: 39,346.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,167.14 : 70,615.82 = 28,509.82 : x
  2. Step 2: Convert to fraction form
    51,167.14/70,615.82 = 28,509.82/x
  3. Step 3: Cross multiply
    51,167.14x = 70,615.82 × 28,509.82
  4. Step 4: Simplify right side
    51,167.14x = 2,013,244,317.35
  5. Step 5: Solve for x
    x = 2,013,244,317.35/51,167.14
  6. Step 6: Final answer
    x = 39,346.43

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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.