Home / 16,448.12-24,672.26-13,145.76

Finding the Fourth Proportional to 16,448.12, 24,672.26 and 13,145.76

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Solution

The fourth proportional to 16,448.12, 24,672.26 and 13,145.76 is: 19,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,448.12 : 24,672.26 = 13,145.76 : x
  2. Step 2: Convert to fraction form
    16,448.12/24,672.26 = 13,145.76/x
  3. Step 3: Cross multiply
    16,448.12x = 24,672.26 × 13,145.76
  4. Step 4: Simplify right side
    16,448.12x = 324,335,608.62
  5. Step 5: Solve for x
    x = 324,335,608.62/16,448.12
  6. Step 6: Final answer
    x = 19,718.70

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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.