Home / 14,010.27-19,331.78-8,344.32

Finding the Fourth Proportional to 14,010.27, 19,331.78 and 8,344.32

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Solution

The fourth proportional to 14,010.27, 19,331.78 and 8,344.32 is: 11,513.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.27 : 19,331.78 = 8,344.32 : x
  2. Step 2: Convert to fraction form
    14,010.27/19,331.78 = 8,344.32/x
  3. Step 3: Cross multiply
    14,010.27x = 19,331.78 × 8,344.32
  4. Step 4: Simplify right side
    14,010.27x = 161,310,516.77
  5. Step 5: Solve for x
    x = 161,310,516.77/14,010.27
  6. Step 6: Final answer
    x = 11,513.73

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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.