Home / 34,528.82-51,781.48-13,467.20

Finding the Fourth Proportional to 34,528.82, 51,781.48 and 13,467.20

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Solution

The fourth proportional to 34,528.82, 51,781.48 and 13,467.20 is: 20,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,528.82 : 51,781.48 = 13,467.20 : x
  2. Step 2: Convert to fraction form
    34,528.82/51,781.48 = 13,467.20/x
  3. Step 3: Cross multiply
    34,528.82x = 51,781.48 × 13,467.20
  4. Step 4: Simplify right side
    34,528.82x = 697,351,254.88
  5. Step 5: Solve for x
    x = 697,351,254.88/34,528.82
  6. Step 6: Final answer
    x = 20,196.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.