Home / 13,683.74-20,525.61-10,568.29

Finding the Fourth Proportional to 13,683.74, 20,525.61 and 10,568.29

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Solution

The fourth proportional to 13,683.74, 20,525.61 and 10,568.29 is: 15,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,683.74 : 20,525.61 = 10,568.29 : x
  2. Step 2: Convert to fraction form
    13,683.74/20,525.61 = 10,568.29/x
  3. Step 3: Cross multiply
    13,683.74x = 20,525.61 × 10,568.29
  4. Step 4: Simplify right side
    13,683.74x = 216,920,624.56
  5. Step 5: Solve for x
    x = 216,920,624.56/13,683.74
  6. Step 6: Final answer
    x = 15,852.44

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Similar ratio
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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.