Home / 14,137.88-21,186.78-10,410.86

Finding the Fourth Proportional to 14,137.88, 21,186.78 and 10,410.86

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Solution

The fourth proportional to 14,137.88, 21,186.78 and 10,410.86 is: 15,601.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.88 : 21,186.78 = 10,410.86 : x
  2. Step 2: Convert to fraction form
    14,137.88/21,186.78 = 10,410.86/x
  3. Step 3: Cross multiply
    14,137.88x = 21,186.78 × 10,410.86
  4. Step 4: Simplify right side
    14,137.88x = 220,572,600.43
  5. Step 5: Solve for x
    x = 220,572,600.43/14,137.88
  6. Step 6: Final answer
    x = 15,601.53

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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.