Home / 13,992.68-19,293.90-10,449.92

Finding the Fourth Proportional to 13,992.68, 19,293.90 and 10,449.92

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Solution

The fourth proportional to 13,992.68, 19,293.90 and 10,449.92 is: 14,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,992.68 : 19,293.90 = 10,449.92 : x
  2. Step 2: Convert to fraction form
    13,992.68/19,293.90 = 10,449.92/x
  3. Step 3: Cross multiply
    13,992.68x = 19,293.90 × 10,449.92
  4. Step 4: Simplify right side
    13,992.68x = 201,619,711.49
  5. Step 5: Solve for x
    x = 201,619,711.49/13,992.68
  6. Step 6: Final answer
    x = 14,408.94

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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.