Home / 13,648.05-18,833.99-8,932.23

Finding the Fourth Proportional to 13,648.05, 18,833.99 and 8,932.23

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Solution

The fourth proportional to 13,648.05, 18,833.99 and 8,932.23 is: 12,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,648.05 : 18,833.99 = 8,932.23 : x
  2. Step 2: Convert to fraction form
    13,648.05/18,833.99 = 8,932.23/x
  3. Step 3: Cross multiply
    13,648.05x = 18,833.99 × 8,932.23
  4. Step 4: Simplify right side
    13,648.05x = 168,229,485.84
  5. Step 5: Solve for x
    x = 168,229,485.84/13,648.05
  6. Step 6: Final answer
    x = 12,326.27

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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.