Home / 13,467.54-18,586.08-9,268.50

Finding the Fourth Proportional to 13,467.54, 18,586.08 and 9,268.50

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Solution

The fourth proportional to 13,467.54, 18,586.08 and 9,268.50 is: 12,791.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.54 : 18,586.08 = 9,268.50 : x
  2. Step 2: Convert to fraction form
    13,467.54/18,586.08 = 9,268.50/x
  3. Step 3: Cross multiply
    13,467.54x = 18,586.08 × 9,268.50
  4. Step 4: Simplify right side
    13,467.54x = 172,265,082.48
  5. Step 5: Solve for x
    x = 172,265,082.48/13,467.54
  6. Step 6: Final answer
    x = 12,791.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.