Home / 13,717.44-20,576.16-6,320.52

Finding the Fourth Proportional to 13,717.44, 20,576.16 and 6,320.52

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Solution

The fourth proportional to 13,717.44, 20,576.16 and 6,320.52 is: 9,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.44 : 20,576.16 = 6,320.52 : x
  2. Step 2: Convert to fraction form
    13,717.44/20,576.16 = 6,320.52/x
  3. Step 3: Cross multiply
    13,717.44x = 20,576.16 × 6,320.52
  4. Step 4: Simplify right side
    13,717.44x = 130,052,030.80
  5. Step 5: Solve for x
    x = 130,052,030.80/13,717.44
  6. Step 6: Final answer
    x = 9,480.78

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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.