Home / 13,552.90-20,335.74-4,791.94

Finding the Fourth Proportional to 13,552.90, 20,335.74 and 4,791.94

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Solution

The fourth proportional to 13,552.90, 20,335.74 and 4,791.94 is: 7,190.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.90 : 20,335.74 = 4,791.94 : x
  2. Step 2: Convert to fraction form
    13,552.90/20,335.74 = 4,791.94/x
  3. Step 3: Cross multiply
    13,552.90x = 20,335.74 × 4,791.94
  4. Step 4: Simplify right side
    13,552.90x = 97,447,645.94
  5. Step 5: Solve for x
    x = 97,447,645.94/13,552.90
  6. Step 6: Final answer
    x = 7,190.17

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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.