Home / 13,104.23-19,617.66-8,653.68

Finding the Fourth Proportional to 13,104.23, 19,617.66 and 8,653.68

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Solution

The fourth proportional to 13,104.23, 19,617.66 and 8,653.68 is: 12,954.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.23 : 19,617.66 = 8,653.68 : x
  2. Step 2: Convert to fraction form
    13,104.23/19,617.66 = 8,653.68/x
  3. Step 3: Cross multiply
    13,104.23x = 19,617.66 × 8,653.68
  4. Step 4: Simplify right side
    13,104.23x = 169,764,951.99
  5. Step 5: Solve for x
    x = 169,764,951.99/13,104.23
  6. Step 6: Final answer
    x = 12,954.98

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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.