Home / 14,236.73-19,645.23-8,269.66

Finding the Fourth Proportional to 14,236.73, 19,645.23 and 8,269.66

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Solution

The fourth proportional to 14,236.73, 19,645.23 and 8,269.66 is: 11,411.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.73 : 19,645.23 = 8,269.66 : x
  2. Step 2: Convert to fraction form
    14,236.73/19,645.23 = 8,269.66/x
  3. Step 3: Cross multiply
    14,236.73x = 19,645.23 × 8,269.66
  4. Step 4: Simplify right side
    14,236.73x = 162,459,372.72
  5. Step 5: Solve for x
    x = 162,459,372.72/14,236.73
  6. Step 6: Final answer
    x = 11,411.28

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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.