Home / 16,145.89-24,218.79-4,299.66

Finding the Fourth Proportional to 16,145.89, 24,218.79 and 4,299.66

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Solution

The fourth proportional to 16,145.89, 24,218.79 and 4,299.66 is: 6,449.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,145.89 : 24,218.79 = 4,299.66 : x
  2. Step 2: Convert to fraction form
    16,145.89/24,218.79 = 4,299.66/x
  3. Step 3: Cross multiply
    16,145.89x = 24,218.79 × 4,299.66
  4. Step 4: Simplify right side
    16,145.89x = 104,132,562.61
  5. Step 5: Solve for x
    x = 104,132,562.61/16,145.89
  6. Step 6: Final answer
    x = 6,449.48

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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.