Home / 14,659.67-20,233.06-8,372.05

Finding the Fourth Proportional to 14,659.67, 20,233.06 and 8,372.05

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Solution

The fourth proportional to 14,659.67, 20,233.06 and 8,372.05 is: 11,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659.67 : 20,233.06 = 8,372.05 : x
  2. Step 2: Convert to fraction form
    14,659.67/20,233.06 = 8,372.05/x
  3. Step 3: Cross multiply
    14,659.67x = 20,233.06 × 8,372.05
  4. Step 4: Simplify right side
    14,659.67x = 169,392,118.46
  5. Step 5: Solve for x
    x = 169,392,118.46/14,659.67
  6. Step 6: Final answer
    x = 11,554.97

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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.