Home / 13,932.23-20,874.06-11,607.18

Finding the Fourth Proportional to 13,932.23, 20,874.06 and 11,607.18

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Solution

The fourth proportional to 13,932.23, 20,874.06 and 11,607.18 is: 17,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.23 : 20,874.06 = 11,607.18 : x
  2. Step 2: Convert to fraction form
    13,932.23/20,874.06 = 11,607.18/x
  3. Step 3: Cross multiply
    13,932.23x = 20,874.06 × 11,607.18
  4. Step 4: Simplify right side
    13,932.23x = 242,288,971.75
  5. Step 5: Solve for x
    x = 242,288,971.75/13,932.23
  6. Step 6: Final answer
    x = 17,390.54

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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.