Home / 45,793.16-63,172.26-28,818.44

Finding the Fourth Proportional to 45,793.16, 63,172.26 and 28,818.44

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Solution

The fourth proportional to 45,793.16, 63,172.26 and 28,818.44 is: 39,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,793.16 : 63,172.26 = 28,818.44 : x
  2. Step 2: Convert to fraction form
    45,793.16/63,172.26 = 28,818.44/x
  3. Step 3: Cross multiply
    45,793.16x = 63,172.26 × 28,818.44
  4. Step 4: Simplify right side
    45,793.16x = 1,820,525,984.47
  5. Step 5: Solve for x
    x = 1,820,525,984.47/45,793.16
  6. Step 6: Final answer
    x = 39,755.41

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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.