Home / 14,624.33-20,180.79-8,656.56

Finding the Fourth Proportional to 14,624.33, 20,180.79 and 8,656.56

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Solution

The fourth proportional to 14,624.33, 20,180.79 and 8,656.56 is: 11,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.33 : 20,180.79 = 8,656.56 : x
  2. Step 2: Convert to fraction form
    14,624.33/20,180.79 = 8,656.56/x
  3. Step 3: Cross multiply
    14,624.33x = 20,180.79 × 8,656.56
  4. Step 4: Simplify right side
    14,624.33x = 174,696,219.48
  5. Step 5: Solve for x
    x = 174,696,219.48/14,624.33
  6. Step 6: Final answer
    x = 11,945.59

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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.