Home / 18,448.08-25,462.44-11,732.40

Finding the Fourth Proportional to 18,448.08, 25,462.44 and 11,732.40

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Solution

The fourth proportional to 18,448.08, 25,462.44 and 11,732.40 is: 16,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448.08 : 25,462.44 = 11,732.40 : x
  2. Step 2: Convert to fraction form
    18,448.08/25,462.44 = 11,732.40/x
  3. Step 3: Cross multiply
    18,448.08x = 25,462.44 × 11,732.40
  4. Step 4: Simplify right side
    18,448.08x = 298,735,531.06
  5. Step 5: Solve for x
    x = 298,735,531.06/18,448.08
  6. Step 6: Final answer
    x = 16,193.31

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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.