Home / 14,624.82-20,181.02-8,655.44

Finding the Fourth Proportional to 14,624.82, 20,181.02 and 8,655.44

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Solution

The fourth proportional to 14,624.82, 20,181.02 and 8,655.44 is: 11,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.82 : 20,181.02 = 8,655.44 : x
  2. Step 2: Convert to fraction form
    14,624.82/20,181.02 = 8,655.44/x
  3. Step 3: Cross multiply
    14,624.82x = 20,181.02 × 8,655.44
  4. Step 4: Simplify right side
    14,624.82x = 174,675,463.57
  5. Step 5: Solve for x
    x = 174,675,463.57/14,624.82
  6. Step 6: Final answer
    x = 11,943.77

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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.