Home / 15,096.06-20,833.22-8,381.69

Finding the Fourth Proportional to 15,096.06, 20,833.22 and 8,381.69

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Solution

The fourth proportional to 15,096.06, 20,833.22 and 8,381.69 is: 11,567.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,096.06 : 20,833.22 = 8,381.69 : x
  2. Step 2: Convert to fraction form
    15,096.06/20,833.22 = 8,381.69/x
  3. Step 3: Cross multiply
    15,096.06x = 20,833.22 × 8,381.69
  4. Step 4: Simplify right side
    15,096.06x = 174,617,570.79
  5. Step 5: Solve for x
    x = 174,617,570.79/15,096.06
  6. Step 6: Final answer
    x = 11,567.09

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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.