Home / 13,182.08-18,193.92-10,032.64

Finding the Fourth Proportional to 13,182.08, 18,193.92 and 10,032.64

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Solution

The fourth proportional to 13,182.08, 18,193.92 and 10,032.64 is: 13,847.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.08 : 18,193.92 = 10,032.64 : x
  2. Step 2: Convert to fraction form
    13,182.08/18,193.92 = 10,032.64/x
  3. Step 3: Cross multiply
    13,182.08x = 18,193.92 × 10,032.64
  4. Step 4: Simplify right side
    13,182.08x = 182,533,049.55
  5. Step 5: Solve for x
    x = 182,533,049.55/13,182.08
  6. Step 6: Final answer
    x = 13,847.06

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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.