Home / 13,207.71-19,813.41-4,323.73

Finding the Fourth Proportional to 13,207.71, 19,813.41 and 4,323.73

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Solution

The fourth proportional to 13,207.71, 19,813.41 and 4,323.73 is: 6,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207.71 : 19,813.41 = 4,323.73 : x
  2. Step 2: Convert to fraction form
    13,207.71/19,813.41 = 4,323.73/x
  3. Step 3: Cross multiply
    13,207.71x = 19,813.41 × 4,323.73
  4. Step 4: Simplify right side
    13,207.71x = 85,667,863.01
  5. Step 5: Solve for x
    x = 85,667,863.01/13,207.71
  6. Step 6: Final answer
    x = 6,486.20

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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.