Home / 14,755.24-20,372.34-9,456.76

Finding the Fourth Proportional to 14,755.24, 20,372.34 and 9,456.76

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Solution

The fourth proportional to 14,755.24, 20,372.34 and 9,456.76 is: 13,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,755.24 : 20,372.34 = 9,456.76 : x
  2. Step 2: Convert to fraction form
    14,755.24/20,372.34 = 9,456.76/x
  3. Step 3: Cross multiply
    14,755.24x = 20,372.34 × 9,456.76
  4. Step 4: Simplify right side
    14,755.24x = 192,656,330.02
  5. Step 5: Solve for x
    x = 192,656,330.02/14,755.24
  6. Step 6: Final answer
    x = 13,056.81

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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.