Home / 13,701.35-20,580.08-9,028.06

Finding the Fourth Proportional to 13,701.35, 20,580.08 and 9,028.06

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Solution

The fourth proportional to 13,701.35, 20,580.08 and 9,028.06 is: 13,560.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701.35 : 20,580.08 = 9,028.06 : x
  2. Step 2: Convert to fraction form
    13,701.35/20,580.08 = 9,028.06/x
  3. Step 3: Cross multiply
    13,701.35x = 20,580.08 × 9,028.06
  4. Step 4: Simplify right side
    13,701.35x = 185,798,100.45
  5. Step 5: Solve for x
    x = 185,798,100.45/13,701.35
  6. Step 6: Final answer
    x = 13,560.57

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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.