Home / 13,566.56-20,352.93-5,246.64

Finding the Fourth Proportional to 13,566.56, 20,352.93 and 5,246.64

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Solution

The fourth proportional to 13,566.56, 20,352.93 and 5,246.64 is: 7,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.56 : 20,352.93 = 5,246.64 : x
  2. Step 2: Convert to fraction form
    13,566.56/20,352.93 = 5,246.64/x
  3. Step 3: Cross multiply
    13,566.56x = 20,352.93 × 5,246.64
  4. Step 4: Simplify right side
    13,566.56x = 106,784,496.66
  5. Step 5: Solve for x
    x = 106,784,496.66/13,566.56
  6. Step 6: Final answer
    x = 7,871.16

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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.