Home / 20,098.34-30,151.84-6,772.67

Finding the Fourth Proportional to 20,098.34, 30,151.84 and 6,772.67

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Solution

The fourth proportional to 20,098.34, 30,151.84 and 6,772.67 is: 10,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,098.34 : 30,151.84 = 6,772.67 : x
  2. Step 2: Convert to fraction form
    20,098.34/30,151.84 = 6,772.67/x
  3. Step 3: Cross multiply
    20,098.34x = 30,151.84 × 6,772.67
  4. Step 4: Simplify right side
    20,098.34x = 204,208,462.21
  5. Step 5: Solve for x
    x = 204,208,462.21/20,098.34
  6. Step 6: Final answer
    x = 10,160.46

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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.