Home / 51,295.72-70,781.22-28,633.96

Finding the Fourth Proportional to 51,295.72, 70,781.22 and 28,633.96

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Solution

The fourth proportional to 51,295.72, 70,781.22 and 28,633.96 is: 39,511.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,295.72 : 70,781.22 = 28,633.96 : x
  2. Step 2: Convert to fraction form
    51,295.72/70,781.22 = 28,633.96/x
  3. Step 3: Cross multiply
    51,295.72x = 70,781.22 × 28,633.96
  4. Step 4: Simplify right side
    51,295.72x = 2,026,746,622.23
  5. Step 5: Solve for x
    x = 2,026,746,622.23/51,295.72
  6. Step 6: Final answer
    x = 39,511.03

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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.