Home / 14,375.30-19,836.50-8,087.54

Finding the Fourth Proportional to 14,375.30, 19,836.50 and 8,087.54

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Solution

The fourth proportional to 14,375.30, 19,836.50 and 8,087.54 is: 11,160.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375.30 : 19,836.50 = 8,087.54 : x
  2. Step 2: Convert to fraction form
    14,375.30/19,836.50 = 8,087.54/x
  3. Step 3: Cross multiply
    14,375.30x = 19,836.50 × 8,087.54
  4. Step 4: Simplify right side
    14,375.30x = 160,428,487.21
  5. Step 5: Solve for x
    x = 160,428,487.21/14,375.30
  6. Step 6: Final answer
    x = 11,160.01

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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.