Home / 13,466.56-20,201.22-5,153.57

Finding the Fourth Proportional to 13,466.56, 20,201.22 and 5,153.57

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Solution

The fourth proportional to 13,466.56, 20,201.22 and 5,153.57 is: 7,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.56 : 20,201.22 = 5,153.57 : x
  2. Step 2: Convert to fraction form
    13,466.56/20,201.22 = 5,153.57/x
  3. Step 3: Cross multiply
    13,466.56x = 20,201.22 × 5,153.57
  4. Step 4: Simplify right side
    13,466.56x = 104,108,300.35
  5. Step 5: Solve for x
    x = 104,108,300.35/13,466.56
  6. Step 6: Final answer
    x = 7,730.88

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1.5x scale

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.