Home / 14,443.41-19,932.24-8,479.38

Finding the Fourth Proportional to 14,443.41, 19,932.24 and 8,479.38

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Solution

The fourth proportional to 14,443.41, 19,932.24 and 8,479.38 is: 11,701.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.41 : 19,932.24 = 8,479.38 : x
  2. Step 2: Convert to fraction form
    14,443.41/19,932.24 = 8,479.38/x
  3. Step 3: Cross multiply
    14,443.41x = 19,932.24 × 8,479.38
  4. Step 4: Simplify right side
    14,443.41x = 169,013,037.21
  5. Step 5: Solve for x
    x = 169,013,037.21/14,443.41
  6. Step 6: Final answer
    x = 11,701.74

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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.