Home / 13,566.11-20,352.27-5,246.20

Finding the Fourth Proportional to 13,566.11, 20,352.27 and 5,246.20

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Solution

The fourth proportional to 13,566.11, 20,352.27 and 5,246.20 is: 7,870.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.11 : 20,352.27 = 5,246.20 : x
  2. Step 2: Convert to fraction form
    13,566.11/20,352.27 = 5,246.20/x
  3. Step 3: Cross multiply
    13,566.11x = 20,352.27 × 5,246.20
  4. Step 4: Simplify right side
    13,566.11x = 106,771,977.11
  5. Step 5: Solve for x
    x = 106,771,977.11/13,566.11
  6. Step 6: Final answer
    x = 7,870.49

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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.