Home / 13,750.18-20,627.83-6,349.75

Finding the Fourth Proportional to 13,750.18, 20,627.83 and 6,349.75

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Solution

The fourth proportional to 13,750.18, 20,627.83 and 6,349.75 is: 9,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.18 : 20,627.83 = 6,349.75 : x
  2. Step 2: Convert to fraction form
    13,750.18/20,627.83 = 6,349.75/x
  3. Step 3: Cross multiply
    13,750.18x = 20,627.83 × 6,349.75
  4. Step 4: Simplify right side
    13,750.18x = 130,981,460.40
  5. Step 5: Solve for x
    x = 130,981,460.40/13,750.18
  6. Step 6: Final answer
    x = 9,525.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.