Home / 14,997.96-20,701.19-8,625.24

Finding the Fourth Proportional to 14,997.96, 20,701.19 and 8,625.24

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Solution

The fourth proportional to 14,997.96, 20,701.19 and 8,625.24 is: 11,905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,997.96 : 20,701.19 = 8,625.24 : x
  2. Step 2: Convert to fraction form
    14,997.96/20,701.19 = 8,625.24/x
  3. Step 3: Cross multiply
    14,997.96x = 20,701.19 × 8,625.24
  4. Step 4: Simplify right side
    14,997.96x = 178,552,688.91
  5. Step 5: Solve for x
    x = 178,552,688.91/14,997.96
  6. Step 6: Final answer
    x = 11,905.13

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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.