Home / 14,014.94-19,339.83-8,709.71

Finding the Fourth Proportional to 14,014.94, 19,339.83 and 8,709.71

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Solution

The fourth proportional to 14,014.94, 19,339.83 and 8,709.71 is: 12,018.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.94 : 19,339.83 = 8,709.71 : x
  2. Step 2: Convert to fraction form
    14,014.94/19,339.83 = 8,709.71/x
  3. Step 3: Cross multiply
    14,014.94x = 19,339.83 × 8,709.71
  4. Step 4: Simplify right side
    14,014.94x = 168,444,310.75
  5. Step 5: Solve for x
    x = 168,444,310.75/14,014.94
  6. Step 6: Final answer
    x = 12,018.91

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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.