Home / 14,447.16-21,667.50-8,605.44

Finding the Fourth Proportional to 14,447.16, 21,667.50 and 8,605.44

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Solution

The fourth proportional to 14,447.16, 21,667.50 and 8,605.44 is: 12,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447.16 : 21,667.50 = 8,605.44 : x
  2. Step 2: Convert to fraction form
    14,447.16/21,667.50 = 8,605.44/x
  3. Step 3: Cross multiply
    14,447.16x = 21,667.50 × 8,605.44
  4. Step 4: Simplify right side
    14,447.16x = 186,458,371.20
  5. Step 5: Solve for x
    x = 186,458,371.20/14,447.16
  6. Step 6: Final answer
    x = 12,906.23

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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.