Home / 13,750.24-20,622.05-6,347.59

Finding the Fourth Proportional to 13,750.24, 20,622.05 and 6,347.59

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Solution

The fourth proportional to 13,750.24, 20,622.05 and 6,347.59 is: 9,519.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.24 : 20,622.05 = 6,347.59 : x
  2. Step 2: Convert to fraction form
    13,750.24/20,622.05 = 6,347.59/x
  3. Step 3: Cross multiply
    13,750.24x = 20,622.05 × 6,347.59
  4. Step 4: Simplify right side
    13,750.24x = 130,900,334.72
  5. Step 5: Solve for x
    x = 130,900,334.72/13,750.24
  6. Step 6: Final answer
    x = 9,519.86

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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.