Home / 20,024.80-30,037.60-5,232.80

Finding the Fourth Proportional to 20,024.80, 30,037.60 and 5,232.80

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Solution

The fourth proportional to 20,024.80, 30,037.60 and 5,232.80 is: 7,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.80 : 30,037.60 = 5,232.80 : x
  2. Step 2: Convert to fraction form
    20,024.80/30,037.60 = 5,232.80/x
  3. Step 3: Cross multiply
    20,024.80x = 30,037.60 × 5,232.80
  4. Step 4: Simplify right side
    20,024.80x = 157,180,753.28
  5. Step 5: Solve for x
    x = 157,180,753.28/20,024.80
  6. Step 6: Final answer
    x = 7,849.30

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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.