Home / 21,482.33-32,219.20-7,249.41

Finding the Fourth Proportional to 21,482.33, 32,219.20 and 7,249.41

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Solution

The fourth proportional to 21,482.33, 32,219.20 and 7,249.41 is: 10,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482.33 : 32,219.20 = 7,249.41 : x
  2. Step 2: Convert to fraction form
    21,482.33/32,219.20 = 7,249.41/x
  3. Step 3: Cross multiply
    21,482.33x = 32,219.20 × 7,249.41
  4. Step 4: Simplify right side
    21,482.33x = 233,570,154.42
  5. Step 5: Solve for x
    x = 233,570,154.42/21,482.33
  6. Step 6: Final answer
    x = 10,872.67

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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.