Home / 13,114.12-19,674.82-5,719.23

Finding the Fourth Proportional to 13,114.12, 19,674.82 and 5,719.23

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Solution

The fourth proportional to 13,114.12, 19,674.82 and 5,719.23 is: 8,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.12 : 19,674.82 = 5,719.23 : x
  2. Step 2: Convert to fraction form
    13,114.12/19,674.82 = 5,719.23/x
  3. Step 3: Cross multiply
    13,114.12x = 19,674.82 × 5,719.23
  4. Step 4: Simplify right side
    13,114.12x = 112,524,736.71
  5. Step 5: Solve for x
    x = 112,524,736.71/13,114.12
  6. Step 6: Final answer
    x = 8,580.43

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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.