Home / 12,993.14-19,491.75-5,599.70

Finding the Fourth Proportional to 12,993.14, 19,491.75 and 5,599.70

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Solution

The fourth proportional to 12,993.14, 19,491.75 and 5,599.70 is: 8,400.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,993.14 : 19,491.75 = 5,599.70 : x
  2. Step 2: Convert to fraction form
    12,993.14/19,491.75 = 5,599.70/x
  3. Step 3: Cross multiply
    12,993.14x = 19,491.75 × 5,599.70
  4. Step 4: Simplify right side
    12,993.14x = 109,147,952.48
  5. Step 5: Solve for x
    x = 109,147,952.48/12,993.14
  6. Step 6: Final answer
    x = 8,400.43

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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.