Home / 20,173.28-30,250.32-7,024.04

Finding the Fourth Proportional to 20,173.28, 30,250.32 and 7,024.04

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Solution

The fourth proportional to 20,173.28, 30,250.32 and 7,024.04 is: 10,532.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173.28 : 30,250.32 = 7,024.04 : x
  2. Step 2: Convert to fraction form
    20,173.28/30,250.32 = 7,024.04/x
  3. Step 3: Cross multiply
    20,173.28x = 30,250.32 × 7,024.04
  4. Step 4: Simplify right side
    20,173.28x = 212,479,457.69
  5. Step 5: Solve for x
    x = 212,479,457.69/20,173.28
  6. Step 6: Final answer
    x = 10,532.72

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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.