Home / 16,811.24-23,199.30-9,257.42

Finding the Fourth Proportional to 16,811.24, 23,199.30 and 9,257.42

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Solution

The fourth proportional to 16,811.24, 23,199.30 and 9,257.42 is: 12,775.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.24 : 23,199.30 = 9,257.42 : x
  2. Step 2: Convert to fraction form
    16,811.24/23,199.30 = 9,257.42/x
  3. Step 3: Cross multiply
    16,811.24x = 23,199.30 × 9,257.42
  4. Step 4: Simplify right side
    16,811.24x = 214,765,663.81
  5. Step 5: Solve for x
    x = 214,765,663.81/16,811.24
  6. Step 6: Final answer
    x = 12,775.12

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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.