Home / 16,378.88-24,562.24-11,142.36

Finding the Fourth Proportional to 16,378.88, 24,562.24 and 11,142.36

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Solution

The fourth proportional to 16,378.88, 24,562.24 and 11,142.36 is: 16,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.88 : 24,562.24 = 11,142.36 : x
  2. Step 2: Convert to fraction form
    16,378.88/24,562.24 = 11,142.36/x
  3. Step 3: Cross multiply
    16,378.88x = 24,562.24 × 11,142.36
  4. Step 4: Simplify right side
    16,378.88x = 273,681,320.49
  5. Step 5: Solve for x
    x = 273,681,320.49/16,378.88
  6. Step 6: Final answer
    x = 16,709.40

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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.